oj.uz

Submission #43361

# Submission time Handle Problem Language Result Execution time Memory
43361 2018-03-14T18:01:27 Z Hassoony Nizin (COCI16_nizin) C++14
0 / 100
 103 ms 4420 KB 
#include<bits/stdc++.h>

using namespace std;
typedef long long ll;
const int MX=1e6+9;
int n,a[MX];
int main(){
    scanf("%d",&n);
    for(int i=0;i<n;i++)scanf("%d",&a[i]);
    int p1=0,p2=n-1,ans=0;
    ll sum=0;
    while(p1<p2){
        if(sum+a[p1]-a[p2]==0){
            ++p1;
            --p2;
            sum=0;
            continue;
        }
        if(sum+a[p1]<sum-a[p2]){
            sum+=a[p1++];
            ans++;
        }
        else{
            sum-=a[p2--];
            ans++;
        }
    }
    if(n==1){
        cout<<0<<endl;
        return 0;
    }
    if(sum!=0)ans++;
    cout<<ans<<endl;
}

Compilation message

nizin.cpp: In function 'int main()':
nizin.cpp:8:19: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&n);
                   ^
nizin.cpp:9:42: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     for(int i=0;i<n;i++)scanf("%d",&a[i]);
                                          ^

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 248 KB Output is correct
2 Correct 1 ms 480 KB Output is correct
3 Incorrect 1 ms 480 KB Output isn't correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 480 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 480 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 480 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 496 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 2 ms 496 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 9 ms 928 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 35 ms 1828 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 77 ms 3524 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 103 ms 4420 KB Output isn't correct
2 Halted 0 ms 0 KB -