Submission #3543775


Source Code Expand

#include <stdio.h>
#include <iostream>
using namespace std;
int dp[1001],n;
char s[1001];
int main()
{
	ios::sync_with_stdio(false);
	cin.tie(0);
	int i,j;
	cin>>n;
	cin>>s;
	for(i=0;i<n;i++)
	{
		if(s[i]=='X')
		{
			dp[i]=1;
		}
	}
	for(i=3;i<n;i++)
	{
		if(s[i]=='X')
		{
			dp[i]=min(dp[i-3],min(dp[i-2],dp[i-1]))+1;
		}
		else
		{
			dp[i]=min(dp[i-3],min(dp[i-2],dp[i-1]));
		}
	}
	cout<<dp[n-1]<<endl;
	return 0;
}

Submission Info

Submission Time
Task B - 雨上がり
User luogu_bot1
Language C++ (GCC 5.4.1)
Score 50
Code Size 453 Byte
Status AC
Exec Time 1 ms
Memory 256 KB

Judge Result

Set Name All
Score / Max Score 50 / 50
Status
AC × 43
Set Name Test Cases
All case_000.txt, case_001.txt, case_002.txt, case_003.txt, case_004.txt, case_005.txt, case_006.txt, case_007.txt, case_008.txt, case_009.txt, case_010.txt, case_011.txt, case_012.txt, case_013.txt, case_014.txt, case_015.txt, case_016.txt, case_017.txt, case_018.txt, case_019.txt, case_020.txt, case_021.txt, case_022.txt, case_023.txt, case_024.txt, case_025.txt, case_026.txt, case_027.txt, case_028.txt, case_029.txt, case_030.txt, case_031.txt, case_032.txt, case_033.txt, case_034.txt, case_035.txt, case_036.txt, case_037.txt, case_038.txt, case_039.txt, case_040.txt, case_041.txt, case_042.txt
Case Name Status Exec Time Memory
case_000.txt AC 1 ms 256 KB
case_001.txt AC 1 ms 256 KB
case_002.txt AC 1 ms 256 KB
case_003.txt AC 1 ms 256 KB
case_004.txt AC 1 ms 256 KB
case_005.txt AC 1 ms 256 KB
case_006.txt AC 1 ms 256 KB
case_007.txt AC 1 ms 256 KB
case_008.txt AC 1 ms 256 KB
case_009.txt AC 1 ms 256 KB
case_010.txt AC 1 ms 256 KB
case_011.txt AC 1 ms 256 KB
case_012.txt AC 1 ms 256 KB
case_013.txt AC 1 ms 256 KB
case_014.txt AC 1 ms 256 KB
case_015.txt AC 1 ms 256 KB
case_016.txt AC 1 ms 256 KB
case_017.txt AC 1 ms 256 KB
case_018.txt AC 1 ms 256 KB
case_019.txt AC 1 ms 256 KB
case_020.txt AC 1 ms 256 KB
case_021.txt AC 1 ms 256 KB
case_022.txt AC 1 ms 256 KB
case_023.txt AC 1 ms 256 KB
case_024.txt AC 1 ms 256 KB
case_025.txt AC 1 ms 256 KB
case_026.txt AC 1 ms 256 KB
case_027.txt AC 1 ms 256 KB
case_028.txt AC 1 ms 256 KB
case_029.txt AC 1 ms 256 KB
case_030.txt AC 1 ms 256 KB
case_031.txt AC 1 ms 256 KB
case_032.txt AC 1 ms 256 KB
case_033.txt AC 1 ms 256 KB
case_034.txt AC 1 ms 256 KB
case_035.txt AC 1 ms 256 KB
case_036.txt AC 1 ms 256 KB
case_037.txt AC 1 ms 256 KB
case_038.txt AC 1 ms 256 KB
case_039.txt AC 1 ms 256 KB
case_040.txt AC 1 ms 256 KB
case_041.txt AC 1 ms 256 KB
case_042.txt AC 1 ms 256 KB