/*
ID: samikgo1
TASK:
LANG: C++
*/
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef pair<ll,ll> pll;
#define all(x) x.begin(),x.end()
#define allr(x) x.rbegin(),x.rend()
#define f first
#define s second
//#define x first
//#define y second
const int INF = INT32_MAX;
int main() {
ios_base::sync_with_stdio(false);
cin.tie(nullptr);
// freopen("haybales.in","r",stdin);
// freopen("haybales.out","w",stdout);
string s;ll q;
cin >> s >> q;
s.insert(0," ");
vector<vector<ll>> prefix(s.length()+1,vector<ll>(26));
for (int i = 1; i < s.length(); i++) {
prefix[i] = prefix[i-1];
prefix[i][s[i]-'a']++;
}
for (int i = 0; i < q; i++) {
ll a,b,c,d;
cin >> a >> b >> c >> d;
for (int j = 0; j < 26; j++) {
if(prefix[b][j]-prefix[a-1][j]!=prefix[d][j]-prefix[c-1][j]){
cout << "NE\n";goto skip;
}
}
cout << "DA\n";
skip:
continue;
}
}
Compilation message
programiranje.cpp: In function 'int main()':
programiranje.cpp:27:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
27 | for (int i = 1; i < s.length(); i++) {
| ~~^~~~~~~~~~~~
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
1 ms |
468 KB |
Output is correct |
2 |
Correct |
1 ms |
468 KB |
Output is correct |
3 |
Correct |
1 ms |
468 KB |
Output is correct |
4 |
Correct |
1 ms |
468 KB |
Output is correct |
5 |
Correct |
1 ms |
468 KB |
Output is correct |
6 |
Correct |
32 ms |
13772 KB |
Output is correct |
7 |
Correct |
30 ms |
13684 KB |
Output is correct |
8 |
Correct |
29 ms |
13704 KB |
Output is correct |
9 |
Correct |
30 ms |
13736 KB |
Output is correct |
10 |
Correct |
33 ms |
13692 KB |
Output is correct |