#include <stdio.h>
int main(void) {
char str[100];
char c;
int count=0;
count=str_count(str,c);
}
int str_count(char*str, int c){
int count=0;
for(int i=0;i<100;i++){
if(*(str+i)==c){
count++;
}
}
return count;
}
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