# | Time | Username | Problem | Language | Result | Execution time | Memory |
---|---|---|---|---|---|---|---|
997790 | Nakerah | Bliskost (COI23_bliskost) | C++17 | 106 ms | 4868 KiB |
This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define PB push_back
#define sz(x) (int)x.size()
#define all(x) x.begin(),x.end()
#define rall(x) x.rbegin(),x.rend()
#define F first
#define S second
#define PB push_back
void setIO(string s) {
freopen((s + ".in").c_str(), "r", stdin);
freopen((s + ".out").c_str(), "w", stdout);
}
void solve(){
int n, q; cin >> n >> q;
string a, b; cin >> a >> b;
for(int i = n-1; i > 0; i--){
while(a[i] != b[i]){
a[i] = char(((a[i]-'a'+1)%26)+'a');
a[i-1] = char(((a[i-1]-'a'+1)%26)+'a');
}
}
cout << (a==b?"da":"ne") << '\n';
while(q--){
int p; cin >> p;
p--;
char c; cin >> c;
a[p] = c;
cout << (a==b?"da":"ne") << '\n';
}
}
int main(){
ios_base::sync_with_stdio(false), cout.tie(NULL), cin.tie(NULL);
// setIO("");
int testcase = 1;
// cin >> testcase;
for(int i = 1; i <= testcase; i++){
// cout << "Case " << i << ": ";
solve();
}
}
Compilation message (stderr)
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