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Submission #242534

# Submission time Handle Problem Language Result Execution time Memory
242534 2020-06-28T06:40:23 Z VEGAnn Nizin (COCI16_nizin) C++14
100 / 100
 68 ms 4216 KB 
#include <bits/stdc++.h>
using namespace std;
const int N = 1000100;
int ans = 0, a[N], n;
bool ed = 0;

int main(){
    ios_base::sync_with_stdio(0); cin.tie(0);

#ifdef _LOCAL
    freopen("in.txt","r",stdin);
#endif // _LOCAL

    cin >> n;

    for (int i = 0; i < n; i++)
        cin >> a[i];

    int lf = 0, rt = n - 1;

    while (!ed){
        while (a[lf] != a[rt]){
            if (lf + 1 == rt){
                ans++;
                ed = 1;
                break;
            }

            if (a[lf] < a[rt]){
                a[lf + 1] += a[lf];
                lf++;
                ans++;
            } else {
                a[rt - 1] += a[rt];
                rt--;
                ans++;
            }
        }

        if (lf + 1 >= rt - 1)
            ed = 1;
        else {
            lf++;
            rt--;
        }
    }

    cout << ans;

    return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 4 ms 384 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct

Subtask #4
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 4 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct

Subtask #5
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct

Subtask #6
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 5 ms 384 KB Output is correct
2 Correct 5 ms 384 KB Output is correct
3 Correct 5 ms 384 KB Output is correct

Subtask #7
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 640 KB Output is correct
2 Correct 11 ms 768 KB Output is correct
3 Correct 16 ms 768 KB Output is correct

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 28 ms 1656 KB Output is correct
2 Correct 35 ms 2040 KB Output is correct
3 Correct 37 ms 2296 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 52 ms 3320 KB Output is correct
2 Correct 57 ms 3448 KB Output is correct
3 Correct 59 ms 3832 KB Output is correct

Subtask #10
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 68 ms 4216 KB Output is correct
2 Correct 65 ms 4216 KB Output is correct
3 Correct 68 ms 4216 KB Output is correct