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its-Kumarits-Kumar
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Programms using Control Statements
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‎2_ControlStatements/ASCII.c

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#include <stdio.h>
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void main()
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{
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int n = 0;
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while (n <= 255)
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{
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printf("ASCII %d = %c\n\n", n, n);
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n++;
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}
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}

‎2_ControlStatements/BMI_Calculator.c

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//The body mass index
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#include <stdio.h>
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#include <math.h>
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void main()
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{
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float weight, height, BMI;
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printf("Enter the weight of person(in kilogrames):");
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scanf("%f", &weight);
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printf("Enter the height(in meters):");
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scanf("%f", &height);
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BMI = weight / pow(height, 2);
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printf("The BMI of the person is: %f\nAnd BMI category is:\n", BMI);
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printf("\n************************************************************\n");
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if (BMI < 15)
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printf("Starvation");
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else if (BMI >= 15.1 && BMI <= 17.5)
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printf("Anorexic");
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else if (BMI >= 17.6 && BMI <= 18.5)
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printf("Underweight");
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else if (BMI >= 18.6 && BMI <= 24.9)
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printf("Ideal");
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else if (BMI >= 25 && BMI <= 25.9)
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printf("Overweight");
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else if (BMI >= 30 && BMI <= 30.9)
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printf("Obese");
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else if (BMI >= 40)
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printf("Morbidly Obese");
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printf("\n************************************************************\n");
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return 0;
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}

‎2_ControlStatements/Equality.c

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#include <stdio.h>
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void main()
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{
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int a = 3, b = 3;
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if (a ^ b)
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printf("Not Equal");
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else
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printf("Equal");
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}

‎2_ControlStatements/Factorial.c

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#include <stdio.h>
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void main()
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{
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int f = 1, i, n;
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printf("Enter any integer:");
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scanf("%d", &n);
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for (i = 1; i <= n; i++)
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f = f * i;
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printf("\n The factorial of the %d is = %d", --i, f);
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}

‎2_ControlStatements/Grade.c

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#include <stdio.h>
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void main()
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{
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int s1, s2, s3, s4, s5, sum;
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float i;
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printf("\n Enter the marks of five subject\n");
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scanf("%d%d%d%d%d", &s1, &s2, &s3, &s4, &s5);
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sum = s1 + s2 + s3 + s4 + s5;
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i = (sum / 5.0);
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printf("Sum of Marks=%d \n percentage=%.2f", sum, i);
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if (i >= 90)
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printf("\nGrade is 'A'");
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else if (i >= 80)
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printf("\nGrade is 'B'");
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else if (i >= 60)
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printf("\nGrade is 'C'");
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else
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printf("\nGrade is 'D'");
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return 0;
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}

‎2_ControlStatements/GradeOfSteel.c

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#include <stdio.h>
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void main()
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{
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int hr, ts, k;
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float ca;
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printf("Enter The carbon containent:");
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scanf("%f", &ca);
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printf("Enter the Hardeness:");
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scanf("%d", &hr);
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printf("Enter strength:");
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scanf("%d", &ts);
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if (hr > 50 && ca < 0.7 && ts > 5600)
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printf("\n Grade is 10");
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else if (hr > 50 && ca < 0.7)
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printf("\n Grade is 9");
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else if (ca < 0.7 && ts > 5600)
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printf("\n Grade is 8");
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else if (hr > 50 && ts > 5600)
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printf("\n Grade is 7");
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else if (hr > 50 || ts > 5600 || ca < 0.7)
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printf("\n Grade is 6");
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else
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printf("\n Grade is 5");
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return 0;
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}

‎2_ControlStatements/LogSeries.c

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#include <stdio.h>
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#include <math.h>
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void main()
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{
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int i;
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float x, term, sum = 0;
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printf("Enter the value of X:");
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scanf("%f", &x);
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for (i = 1; i <= 7; i++)
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{
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term = pow((x - 1) / x, i) / i;
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sum = sum + term;
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}
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printf("log x = %f", sum);
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}

‎2_ControlStatements/Octal.c

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#include <stdio.h>
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void main()
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{
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int i = 0, a, n, d1, result = 0;
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printf("Enter the Decimal Number:- \n");
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scanf("%d", &n);
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a = n;
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while (n != 0)
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{
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d1 = n % 8;
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d1 = d1 * pow(10, i);
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n = n / 8;
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result = result + d1;
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i++;
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}
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printf("Octal Value of %d is %d", a, result);
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}

‎2_ControlStatements/Power.c

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#include <stdio.h>
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void main()
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{
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int x, y, res, i;
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printf("Enter the values of base and power(x,y):");
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scanf("%d%d", &x, &y);
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res = x;
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for (i = 1; i < y; i++)
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{
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res *= x;
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}
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printf("Result = %d", res);
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return 0;
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}

‎2_ControlStatements/Power_of2.c

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#include <stdio.h>
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int main(void)
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{
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int num, rem = 0;
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printf("Enter any number : ");
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scanf("%d", &num);
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while (num != 1)
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{
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rem = rem + (num % 2);
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num = num / 2;
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}
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if (rem == 0)
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printf("Number is the power of two. \n");
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else
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printf("Number is not the power of two. \n");
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return 0;
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}

‎2_ControlStatements/Prime2.c

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// bekaar program..........
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#include <stdio.h>
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void main()
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{
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int i, count = 0, n;
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printf("\nEnter any intger:");
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scanf("%d", &n);
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for (i = 2; i < n; i++)
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{
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if (n % i == 0)
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count++;
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}
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if (count == 0)
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printf("%d is a prime number.", n);
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else
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printf("%d is not a prime number.", n);
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return 0;
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}

‎2_ControlStatements/Prime3.c

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//achchha program..........
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#include <stdio.h>
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void main()
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{
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int i, flag = 0, n;
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printf("\nEnter any intger:");
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scanf("%d", &n);
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for (i = 2; i <= n / 2; i++)
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{
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if (n % i == 0)
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{
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flag = 1;
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break;
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}
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}
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if (flag == 0)
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printf("%d is a prime number.", n);
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else
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printf("%d is not a prime number.", n);
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return 0;
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}

‎2_ControlStatements/Prime4.c

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//Best program..........
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#include <stdio.h>
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#include <math.h>
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void main()
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{
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int i, flag = 0, n;
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printf("\nEnter any intger:");
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scanf("%d", &n);
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for (i = 2; i <= sqrt(n); i++)
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{
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if (n % i == 0)
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{
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flag = 1;
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break;
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}
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}
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if (flag == 0)
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printf("%d is a prime number.", n);
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else
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printf("%d is not a prime number.", n);
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return 0;
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}

‎2_ControlStatements/Pythogorean_Triplets.c

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#include <stdio.h>
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void main()
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{
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int a, b, c;
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printf("Pythogorean Triplets:\n");
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for (a = 1; a <= 30; a++)
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{
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for (b = 1; b <= 30; b++)
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{
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for (c = 1; c <= 30; c++)
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{
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if (c * c == (a * a + b * b))
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printf("\n(%d,%d,%d)", a, b, c);
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}
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}
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}
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}

‎2_ControlStatements/RamanujanNumber.c

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#include <stdio.h>
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void main()
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{
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int i, j, k, l, m, n;
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int flage = 0;
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printf("Enter the limit:");
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scanf("%d", &l);
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for (i = 1; i <= l; i++)
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{
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for (j = 1; j <= l; j++)
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{
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if (l == (i * i * i) + (j * j * j))
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{
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flage++;
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}
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}
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}
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if (flage == 2)
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printf(" %d is a ramanujan number", l);
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else
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printf(" %d is not a ramanujan number", l);
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}

‎2_ControlStatements/ReversOfNum.c

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#include <stdio.h>
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void main()
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{
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int n, d, rev = 0;
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printf("\nEnter any number:");
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scanf("%d", &n);
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while (n != 0)
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{
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d = n % 10;
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n = n / 10;
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rev = rev * 10 + d;
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}
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printf("The reverse of the number = %d", rev);
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}

‎2_ControlStatements/Roots.c

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#include <stdio.h>
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#include <math.h>
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void main()
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{
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float a, b, c, r1, r2, D, real, image;
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printf("Enter the Coefficent (a,b,c):-\n");
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scanf("%f%f%f", &a, &b, &c);
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D = pow(b, 2) - (4 * a * c);
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if (D == 0)
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{
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r1 = (-b / 2 * a);
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printf("Root1 = Root2 = %.2f", r1);
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}
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else if (D > 0)
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{
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r1 = (-b + (sqrt(D))) / 2 * a;
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r2 = (-b - (sqrt(D))) / 2 * a;
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printf("Root1 = %.2f \nRoot2 = %.2f", r1, r2);
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}
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else
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{
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real = -b / 2 * a;
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image = (sqrt(-D)) / 2 * a;
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printf("Root1 = %.2f+%.2fi\nRoot2 = %.2f-%.2fi", real, image, real, image);
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}
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}

‎2_ControlStatements/SeriesSum.c

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//S=1-2+3-4+5.........................................n times
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#include <stdio.h>
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void main()
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{
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int i, n, S = 0, sign = 1;
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printf("\nEnter the vlaue of n:");
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scanf("%d", &n);
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for (i = 1; i <= n; i++)
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{
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S = S + (sign * i);
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sign = sign * (-1);
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}
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printf("\n sum S = %d", S);
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return 0;
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}

‎2_ControlStatements/SeriesSum2.c

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#include <stdio.h>
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void main()
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{
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int n, i;
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float s = 0, f = 1;
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printf("\n Enter the Number of terms:");
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scanf("%d", &n);
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for (i = 1; i <= n; i++)
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{
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f = f * i;
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s = s + (i / f);
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}
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printf("\n %f", s);
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return 0;
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}

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