Submission #1961029


Source Code Expand

#include<bits/stdc++.h>
#define N 500005
using namespace std;
int n,D,Q,x;
int sum[N],d[N],low[N];
int main()
{
    scanf("%d%d",&n,&sum[0]); int x=0;	
    for (int i=1;i<=n;i++){
    	scanf("%d",&d[i]);
    	sum[i]=min(sum[i-1],abs(sum[i-1]-d[i]));
    }
    low[n+1]=1; for (int i=n;i>0;i--){low[i]=low[i+1];if (d[i]<low[i]*2) low[i]+=d[i];} 
    scanf("%d",&Q); while (Q--){
    	scanf("%d",&x);
    	if (low[x+1]<=sum[x-1]) puts("YES");
    	else puts("NO");
    }
    return 0;
}

Submission Info

Submission Time
Task E - Alice in linear land
User ckr_sdj
Language C++14 (GCC 5.4.1)
Score 900
Code Size 503 Byte
Status AC
Exec Time 121 ms
Memory 7808 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:8:29: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&n,&sum[0]); int x=0; 
                             ^
./Main.cpp:10:23: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
      scanf("%d",&d[i]);
                       ^
./Main.cpp:14:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d",&Q); while (Q--){
                   ^
./Main.cpp:15:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
      scanf("%d",&x);
                    ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 900 / 900
Status
AC × 3
AC × 14
Set Name Test Cases
Sample 00-00.txt, 00-01.txt, 00-02.txt
All 00-00.txt, 00-01.txt, 00-02.txt, 01-00.txt, 01-01.txt, 01-02.txt, 01-03.txt, 01-04.txt, 01-05.txt, 01-06.txt, 01-07.txt, 01-08.txt, 01-09.txt, 01-10.txt
Case Name Status Exec Time Memory
00-00.txt AC 2 ms 2304 KB
00-01.txt AC 2 ms 2304 KB
00-02.txt AC 2 ms 2304 KB
01-00.txt AC 2 ms 2304 KB
01-01.txt AC 2 ms 2304 KB
01-02.txt AC 119 ms 7680 KB
01-03.txt AC 119 ms 7680 KB
01-04.txt AC 121 ms 7808 KB
01-05.txt AC 118 ms 7808 KB
01-06.txt AC 120 ms 7808 KB
01-07.txt AC 121 ms 7808 KB
01-08.txt AC 115 ms 7552 KB
01-09.txt AC 117 ms 7552 KB
01-10.txt AC 118 ms 7552 KB