Submission #20,338

20338

2026-01-06 15:10:33

cpp17

Accepted 75/75

4ms

592 KiB

// UUID: 3374e960-eafc-4dff-91b5-229e97db2887
#include <bits/stdc++.h>
using namespace std;

int main() {
	long long n, t_sz=0,sz=0,g=0;
	cin>>n;
	string s;
	cin>>s;
	for(int i=0;i<n;i++){
		if (s[i]=='T') {
			t_sz++;		
		}
	}
	for (int i=0;i<n;i++){
		if (s[i]=='T') {
			t_sz--;			
		}else if (s[i]=='A') {
			g+=1;
		}else if (s[i]=='G') {
			sz+=t_sz*g;
			g=0;
		}	
	}
	cout<<sz;
}

	Sum	Test	Verdict		Time	Memory
base	75/75
		1	Accepted	0/0	1ms	316 KiB
		2	Accepted	0/0	4ms	424 KiB
		3	Accepted	3/3	1ms	500 KiB
		4	Accepted	4/4	1ms	316 KiB
		5	Accepted	4/4	1ms	316 KiB
		6	Accepted	4/4	1ms	316 KiB
		7	Accepted	4/4	1ms	352 KiB
		8	Accepted	3/3	1ms	316 KiB
		9	Accepted	3/3	1ms	316 KiB
		10	Accepted	4/4	1ms	508 KiB
		11	Accepted	4/4	1ms	316 KiB
		12	Accepted	4/4	1ms	500 KiB
		13	Accepted	4/4	1ms	508 KiB
		14	Accepted	4/4	1ms	316 KiB
		15	Accepted	3/3	4ms	564 KiB
		16	Accepted	4/4	4ms	564 KiB
		17	Accepted	4/4	4ms	564 KiB
		18	Accepted	4/4	4ms	592 KiB
		19	Accepted	4/4	4ms	564 KiB
		20	Accepted	4/4	4ms	564 KiB
		21	Accepted	3/3	4ms	564 KiB
		22	Accepted	4/4	4ms	564 KiB