Temperature Conversion Using Functions

/*
		Humza Khawar
		Printing temperature through functions

*/

#include<stdio.h>

int celsius(int temp); //this returns temperature in celsius
int fahrenheit(int temp); //this returns temperature in fahrenheit 

int main() {

	printf("\nTemp(C)\t| Temp(F)|\n------------------\n");
	
	for (int i = 0; i <= 100 ; i+=10)
	{
		printf("  %3d\t|  %5d |\n", i, fahrenheit(i));
		
	}
	printf("_________________|\n");
	
	printf("\nTemp(F)\t| Temp(C)|\n------------------\n");
	
	for (int j = 32; j <= 212 ; j+=10)
	{
		printf("  %d\t|  %5d |\n", j, celsius(j));
	}
	printf("_________________|\n");

	return 0;

}

int fahrenheit(temp) {

	int converted_temp = (temp*9/5)+32 ;//returns temperature in fahrenheit

	return converted_temp;
}
int celsius(temp) {

	int converted_temp = (9/5)*(temp - 32);//returns temperature in celsius

	return converted_temp;
}