Submission #43343

#	Time	Username	Problem	Language	Result	Execution time	Memory
43343		Hassoony	Nizin (COCI16_nizin)	C++14	0 / 100	105 ms	4424 KiB

nizin

#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==0){
            sum+=a[p1];
            sum-=a[p2];
            ++p1;
            --p2;
            continue;
        }
        while(sum<0&&p1<p2){
            sum+=a[p1++];
            ans++;
            continue;
        }
        while(sum>0&&p1<p2){
            sum-=a[p2--];
            ans++;
            continue;
        }
    }
    if(n==1){
        cout<<0<<endl;
        return 0;
    }
    if(sum!=0)ans++;
    cout<<ans<<endl;
}

Compilation message (stderr)

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
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10