Submission #1184499

#	Time	Username	Problem	Language	Result	Execution time	Memory
1184499		vitosevski	Bliskost (COI23_bliskost)	C++20	40 / 100	1095 ms	3812 KiB

Main

#include <bits/stdc++.h>
using namespace std;
using ll=long long;
#define F first
#define S second
#define sz(x) int(x.size())
string odg[2]={"ne", "da"};
int n, q;
string s, t, so;
int f() {
	for(int i=0; i<n-1; i++) {
		int d=t[i]-s[i]+26;
		d%=26;
		s[i]-='a';
		s[i]+=d;
		s[i]%=26;
		s[i]+='a';
		s[i+1]-='a';
		s[i+1]+=d;
		s[i+1]%=26;
		s[i+1]+='a';
	}
	return s==t;
}
signed main() {
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	cin >> n >> q;
	cin >> s >> t;
	so=s;
	if(q==0) {
		cout << odg[f()] << '\n';
		return 0;
	}
	cout << odg[f()] << '\n';
	while(q--) {
		int p;
		char c;
		cin >> p >> c;
		so[p-1]=c;
		s=so;
		// cout << s << ' ' << t << '\n';
		cout << odg[f()] << '\n';
	}
	return 0;
}
    

• Subtask 1: 7 / 7
• Subtask 2: 8 / 8
• Subtask 3: 13 / 13
• Subtask 4: 12 / 12
• Subtask 5: 0 / 17
• Subtask 6: 0 / 43