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Submission #475182

# Submission time Handle Problem Language Result Execution time Memory
475182 2021-09-21T11:05:33 Z Ahmed57 Po (COCI21_po) C++14
30 / 70
 1000 ms 1868 KB 
#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
    long long n,ans = 0;
    cin>>n;
    vector<long long>arr(n);
    for(int i=0;i<n;i++)cin>>arr[i];
    vector<long long>att(n,0);
    while(arr!=att){
    long long s=-1,e=-1;
    long long m=1e9;
    for(int i=0;i<n;i++){
        if(arr[i]!=0){
            m=min(arr[i],m);
            if(s==-1){
                s=i;
            }
            e=i;
        }else if(s!=-1)break;
    }
    if(s!=-1&&e!=-1){
        for(int i=s;i<=e;i++){
            arr[i]-=m;
        }
        ans++;
    }
    }
    cout<<ans<<"\n";
    return 0;
}

Subtask #1
30.0 / 70.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 288 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Execution timed out 1077 ms 1100 KB Time limit exceeded
5 Execution timed out 1049 ms 1484 KB Time limit exceeded
6 Execution timed out 1090 ms 1868 KB Time limit exceeded
7 Execution timed out 1073 ms 1868 KB Time limit exceeded