Submission #2927219

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Source Code Expand

#include<iostream>
using namespace std;
int n,m;
int lef,rig,mid;
int total,tim;
inline bool judge(int x,int a[]){
    for(int i=0;i<n;i++){
        if(total+a[i]<=x)total+=a[i];
        else total=a[i],tim++;
    }
    return tim>=m;
}
int main(){
    ios::sync_with_stdio(0);
    cin>>n>>m;
    int a[n];
    for(int i=0;i<n;i++){
        cin>>a[i];
        rig+=a[i];
        lef=lef>a[i]?lef:a[i];
    }
    while(lef<=rig){
        mid=(lef+rig)/2;
        total=0,tim=0;
        if(judge(mid,a))lef=mid+1;
        else rig=mid-1;
    }
    cout<<lef;
    return 0;
}

Submission Info

Judge Result