UVA 661 - Blowing Fuses

#include <bits/stdc++.h>

using namespace std;

int main() {
    int n, m, c, i, a=1;
    while(1) {
        scanf("%d %d %d", &n, &m, &c);
        if(n==0 && m==n && m==c) break;
        int array[n], arr[m], amp=0, j, max=0, t=0;
        for(i=0; i<n; i++) scanf("%d", &array[i]);
        for(i=0; i<m; i++) scanf("%d", &arr[i]);
        for(i=0; i<m; i++) {
            int y=0, g=arr[i];
            g--;
            for(j=0; j<i; j++) {
                if(arr[i]==arr[j]) {
                    arr[j]=0;
                    arr[i]=0;
                    y=1;
                }
            }
            if(y==0) amp+=array[g];
            else amp-=array[g];
            if(max<amp) max=amp;
            if(amp>c) {
                t=1;
                break;
            }
        }
        printf("Sequence %d\n", a++);
        if(t==0) printf("Fuse was not blown.\nMaximal power consumption was %d amperes.\n", max);
        else printf("Fuse was blown.\n");
        printf("\n");
    }
    return 0;
}