Submission #173533

#	Time	Username	Problem	Language	Result	Execution time	Memory
173533		mosiashvililuka	Bigger segments (IZhO19_segments)	C++14	37 / 100	1567 ms	2356 KiB

segments

#include<bits/stdc++.h>
using namespace std;
long long a,b,c,d,e,f[500009],pas;
pair <long long, long long> dp[500009];
int main(){
    ios_base::sync_with_stdio(false),cin.tie(0),cout.tie(0);
    cin>>a;
    for(b=1; b<=a; b++) cin>>f[b];
    for(b=2; b<=a; b++) f[b]+=f[b-1];
    for(b=1; b<=a; b++){
        dp[b].first=1;dp[b].second=f[b];
        for(c=b-1; c>=1; c--){
            if(dp[c].second>f[b]-f[c]) continue;
            if(dp[c].first+1>dp[b].first){
                dp[b].first=dp[c].first+1;
                dp[b].second=f[b]-f[c];
            }else{
                if(dp[c].first+1==dp[b].first&&f[b]-f[c]<dp[b].second) dp[b].second=f[b]-f[c];
            }
        }
        if(pas<dp[b].first) pas=dp[b].first;
    }
    cout<<pas;
    return 0;
}

• Subtask 1: 13 / 13
• Subtask 2: 14 / 14
• Subtask 3: 10 / 10
• Subtask 4: 0 / 36
• Subtask 5: 0 / 27