Submission #1697225


Source Code Expand

#include <bits/stdc++.h>
#define mset(a,b) memset(a,b,sizeof a)
#define mcpy(a,b) memcpy(a,b,sizeof b)
#define lb(x) ((x)&(-(x)))
#define xx first
#define yy second
#define pb push_back
#define mp make_pair
#define pii pair<int,int> 
#define dalao 1000000007
#define inf 0x3f3f3f3f
#define N 1000010
using namespace std;
typedef long long ll;
int n,a[N],r[N];
bool t[N];
int main(){
	scanf("%d",&n);
	for(int i=1;i<=n;i++){
		scanf("%d",&a[i]);
		if(a[i]>a[i-1])t[i]=1,r[i]=a[i];else r[i]=a[i];
	}
	for(int i=1;i<=n;i++)scanf("%d",&a[i]);
	for(int i=n;i;i--){
		if(a[i]>a[i+1]){
			if(t[i]&&r[i]!=a[i])return puts("0");
			else if(!t[i])t[i]=1,r[i]=a[i];
		}else if(t[i]&&r[i]>a[i])return puts("0"),0;
		else if(!t[i])r[i]=min(r[i],a[i]);
	}
	int ans=1;
	for(int i=1;i<=n;i++)if(!t[i])ans=1ll*ans*r[i]%dalao;
	printf("%d",ans);
	return 0;
}

Submission Info

Submission Time
Task C - Two Alpinists
User cdsfcesf
Language C++14 (GCC 5.4.1)
Score 0
Code Size 874 Byte
Status RE
Exec Time 26 ms
Memory 2816 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:18:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^
./Main.cpp:20:20: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
                    ^
./Main.cpp:23:40: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1;i<=n;i++)scanf("%d",&a[i]);
                                        ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 400
Status
AC × 4
AC × 19
RE × 2
Set Name Test Cases
Sample 0_000.txt, 0_001.txt, 0_002.txt, 0_003.txt
All 0_000.txt, 0_001.txt, 0_002.txt, 0_003.txt, 1_004.txt, 1_005.txt, 1_006.txt, 1_007.txt, 1_008.txt, 1_009.txt, 1_010.txt, 1_011.txt, 1_012.txt, 1_013.txt, 1_014.txt, 1_015.txt, 1_016.txt, 1_017.txt, 1_018.txt, 1_019.txt, 1_020.txt
Case Name Status Exec Time Memory
0_000.txt AC 2 ms 2304 KB
0_001.txt AC 1 ms 2304 KB
0_002.txt AC 2 ms 2304 KB
0_003.txt AC 2 ms 2304 KB
1_004.txt RE 1 ms 2304 KB
1_005.txt AC 2 ms 2304 KB
1_006.txt AC 2 ms 2304 KB
1_007.txt AC 2 ms 2304 KB
1_008.txt AC 26 ms 2688 KB
1_009.txt AC 23 ms 2816 KB
1_010.txt AC 24 ms 2816 KB
1_011.txt AC 25 ms 2816 KB
1_012.txt RE 24 ms 2816 KB
1_013.txt AC 25 ms 2816 KB
1_014.txt AC 24 ms 2816 KB
1_015.txt AC 25 ms 2688 KB
1_016.txt AC 24 ms 2816 KB
1_017.txt AC 24 ms 2688 KB
1_018.txt AC 23 ms 2688 KB
1_019.txt AC 22 ms 2688 KB
1_020.txt AC 20 ms 2688 KB