2.Parovi celi broevi

#include <stdio.h>
int main() {
    int z;
    scanf("%d", &z);
    int a, b;
    int count = 0;
    int totCount = 0;
    while(scanf("%d %d", &a, &b)) {
    if (a == 0 && b == 0) {
    break;
    }
    if (a+b == z) {
    count++;
    }
    totCount++;
    }
    printf("Vnesovte %d paovi od broevi chij zbir e %d\n", count, z);
    float percentage = (float)(count*100) / totCount;
    printf("Procentot na parovi so zbir %d e %.2f%%\n", z, percentage);
    return 0;
}