Question

elaborati un program care determina numarul de aparitii ale caracterului a intr-un sir

Answer 1

#include <bits/stdc++.h>using namespace std;char s[256];int n, i, ct;int main(){    cin.getline(s, sizeof(s));    n = strlen(s);    for(i = 0; i < n; i ++)     if(s[i] == 'a') ct ++;    if(ct == 0) cout << "nu exista";           else cout << ct;    return 0;}