Submission #201179

#	Time	Username	Problem	Language	Result	Execution time	Memory
201179		SamAnd	Nizin (COCI16_nizin)	C++17	100 / 100	124 ms	6416 KiB

nizin

#include <bits/stdc++.h>
using namespace std;
const int N = 1000006;

int n;
int a[N];

int main()
{
    scanf("%d", &n);
    for (int i = 1; i <= n; ++i)
    {
        scanf("%d", &a[i]);
    }
    int s = 0;
    int l = 0, r = n + 1;
    long long suml = 0, sumr = 0;
    while (1)
    {
        if (l > r)
            break;
        if (l == r)
        {
            ++s;
            break;
        }
        if (suml < sumr)
        {
            ++l;
            suml += a[l];
        }
        else if (suml > sumr)
        {
            --r;
            sumr += a[r];
        }
        else
        {
            s += 2;
            ++l;
            --r;
            suml += a[l];
            sumr += a[r];
        }
    }
    s -= 2;
    printf("%d\n", n - s);
    return 0;
}

Compilation message (stderr)

nizin.cpp: In function 'int main()':
nizin.cpp:10:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d", &n);
     ~~~~~^~~~~~~~~~
nizin.cpp:13:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d", &a[i]);
         ~~~~~^~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10
• Subtask 8: 10 / 10
• Subtask 9: 10 / 10
• Subtask 10: 10 / 10