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P13.cpp
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P13.cpp
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#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <ctype.h>
char ** readData(int wordCount) {
int i;
char ** words = (char**) malloc(wordCount * sizeof(char*));
for(i = 0; i < wordCount; i++) {
words[i] = (char*) malloc(21 * sizeof(char*));
scanf("%s", words[i]);
}
return words;
}
int isvowel(char c) {
switch(c) {
case 'a':
case 'e':
case 'i':
case 'o':
case 'u':
case 'A':
case 'E':
case 'I':
case 'O':
case 'U':
return 1;
}
return 0;
}
int countWords(int wordCount, char ** words) {
int result = 0, i;
for(i = 0; i < wordCount; i++) {
if(isvowel(words[i][0]) && isvowel(words[i][strlen(words[i]) - 1])) {
result++;
}
}
return result;
}
void deallocateMemory(int wordCount, char ** words) {
int i;
for(i = 0; i < wordCount; i++) free(words[i]);
free(words);
}
int main() {
int wordCount;
scanf("%d", &wordCount);
char ** words = readData(wordCount);
int result = countWords(wordCount, words);
deallocateMemory(wordCount, words);
printf("%d", result);
return 0;
}