#include <bits/stdc++.h>
#define int int64_t
using namespace std;
void setIO() {
cin.tie(0)->sync_with_stdio(0);
}
void solve() {
//cout << "zco";
int n;
cin >> n;
vector<int> x(n), e(n);
map<int, int> f;
for(int i = 0; i < n; i++) {
cin >> x[i] >> e[i];
f[x[i]]++;
}
cout << f.size();
}
int32_t main() {
setIO();
solve();
return 0;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
57 ms |
11904 KB |
Output is correct |
3 |
Correct |
65 ms |
11436 KB |
Output is correct |
4 |
Correct |
133 ms |
16788 KB |
Output is correct |
5 |
Correct |
53 ms |
11860 KB |
Output is correct |
6 |
Correct |
350 ms |
45844 KB |
Output is correct |
7 |
Correct |
245 ms |
31368 KB |
Output is correct |
8 |
Correct |
120 ms |
18260 KB |
Output is correct |
9 |
Correct |
76 ms |
18000 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
344 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
344 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
344 KB |
Output is correct |
2 |
Correct |
57 ms |
11904 KB |
Output is correct |
3 |
Correct |
65 ms |
11436 KB |
Output is correct |
4 |
Correct |
133 ms |
16788 KB |
Output is correct |
5 |
Correct |
53 ms |
11860 KB |
Output is correct |
6 |
Correct |
350 ms |
45844 KB |
Output is correct |
7 |
Correct |
245 ms |
31368 KB |
Output is correct |
8 |
Correct |
120 ms |
18260 KB |
Output is correct |
9 |
Correct |
76 ms |
18000 KB |
Output is correct |
10 |
Incorrect |
1 ms |
344 KB |
Output isn't correct |
11 |
Halted |
0 ms |
0 KB |
- |