#include<bits/stdc++.h>
#define ll long long
#define F first
#define S second
#define in insert
#define er erase
#define pb push_back
#define ppb pop_back()
#define ph push
#define pp pop()
#define d3 ios::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define cans cout << ans << "\n";
#define yes cout << "YES" << "\n";
#define no cout << "NO" << "\n";
#define pll pair<ll,ll>
#define lin cout << "\n";
#define sqr 340
#define mod 1000000007
using namespace std;
int main()
{
d3
ll n;
cin >> n;
map<ll,ll> mp;
for(int i = 0 ; n>i ; i++)
{
ll x, e;
cin >> x >> e;
mp[x]++;
}
cout << mp.size();
}
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
53 ms |
10120 KB |
Output is correct |
3 |
Correct |
64 ms |
8736 KB |
Output is correct |
4 |
Correct |
107 ms |
9556 KB |
Output is correct |
5 |
Correct |
47 ms |
6740 KB |
Output is correct |
6 |
Correct |
367 ms |
38228 KB |
Output is correct |
7 |
Correct |
229 ms |
23576 KB |
Output is correct |
8 |
Correct |
115 ms |
10336 KB |
Output is correct |
9 |
Correct |
77 ms |
10064 KB |
Output is correct |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
결과 |
실행 시간 |
메모리 |
Grader output |
1 |
Correct |
0 ms |
348 KB |
Output is correct |
2 |
Correct |
53 ms |
10120 KB |
Output is correct |
3 |
Correct |
64 ms |
8736 KB |
Output is correct |
4 |
Correct |
107 ms |
9556 KB |
Output is correct |
5 |
Correct |
47 ms |
6740 KB |
Output is correct |
6 |
Correct |
367 ms |
38228 KB |
Output is correct |
7 |
Correct |
229 ms |
23576 KB |
Output is correct |
8 |
Correct |
115 ms |
10336 KB |
Output is correct |
9 |
Correct |
77 ms |
10064 KB |
Output is correct |
10 |
Incorrect |
0 ms |
348 KB |
Output isn't correct |
11 |
Halted |
0 ms |
0 KB |
- |