Submission #74089859

Source Code Expand

#include<bits/stdc++.h>
using namespace std;
#define int long long
const int N=5e5+5;
int n,l,r;
string s;
int cnt[N][30],ans;
signed main(){
	ios::sync_with_stdio(false);
	cin.tie(0),cout.tie(0);
	cin>>n>>l>>r;
	cin>>s;s=" "+s;
	for(int i=1;i<=n;i++){
		for(int j=1;j<=26;j++)cnt[i][j]=cnt[i-1][j];
		cnt[i][s[i]-'a'+1]++;
		ans+=(cnt[max(i-l,0ll)][s[i]-'a'+1]-cnt[max(i-r-1,0ll)][s[i]-'a'+1]);
	}
	cout<<ans;
	return 0;
}

Submission Info

Submission Time
Task C - Comfortable Distance
User kac17
Language C++23 (GCC 15.2.0)
Score 300
Code Size 442 Byte
Status AC
Exec Time 53 ms
Memory 121204 KiB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 23
Set Name Test Cases
Sample sample00.txt, sample01.txt, sample02.txt
All sample00.txt, sample01.txt, sample02.txt, testcase00.txt, testcase01.txt, testcase02.txt, testcase03.txt, testcase04.txt, testcase05.txt, testcase06.txt, testcase07.txt, testcase08.txt, testcase09.txt, testcase10.txt, testcase11.txt, testcase12.txt, testcase13.txt, testcase14.txt, testcase15.txt, testcase16.txt, testcase17.txt, testcase18.txt, testcase19.txt
Case Name Status Exec Time Memory
sample00.txt AC 1 ms 3612 KiB
sample01.txt AC 1 ms 3636 KiB
sample02.txt AC 1 ms 3556 KiB
testcase00.txt AC 1 ms 3612 KiB
testcase01.txt AC 1 ms 3524 KiB
testcase02.txt AC 8 ms 20912 KiB
testcase03.txt AC 47 ms 113032 KiB
testcase04.txt AC 20 ms 46908 KiB
testcase05.txt AC 30 ms 69720 KiB
testcase06.txt AC 14 ms 33808 KiB
testcase07.txt AC 48 ms 121192 KiB
testcase08.txt AC 52 ms 121172 KiB
testcase09.txt AC 52 ms 121200 KiB
testcase10.txt AC 52 ms 121120 KiB
testcase11.txt AC 51 ms 121128 KiB
testcase12.txt AC 48 ms 121128 KiB
testcase13.txt AC 48 ms 121176 KiB
testcase14.txt AC 49 ms 121192 KiB
testcase15.txt AC 49 ms 121136 KiB
testcase16.txt AC 49 ms 121040 KiB
testcase17.txt AC 48 ms 121204 KiB
testcase18.txt AC 48 ms 121124 KiB
testcase19.txt AC 53 ms 121112 KiB