oj.uz

Submission #543643

# Submission time Handle Problem Language Result Execution time Memory
543643 2022-03-31T06:05:01 Z Sho10 Coins (IOI17_coins) C++17
100 / 100
 12 ms 1560 KB 
#include <bits/stdc++.h> //Andrei Alexandru a.k.a Sho
using ll=long long;
using ld=long double;
int const INF=1000000005;
ll const LINF=1000000000000000005;
ll const mod=1000000007;
ld const PI=3.14159265359;
ll const MAX_N=3e5+5;
#pragma GCC optimize("O3")
#pragma GCC optimize("Ofast")
#define f first
#define s second
#define pb push_back
#define mp make_pair
#define endl '\n'
#define CODE_START  ios_base::sync_with_stdio(false);cin.tie(0);cout.tie(0);
using namespace std;
vector<int> coin_flips(vector<int>b,int c){
int xr=0;
for(ll i=0;i<b.size();i++)
{
    if(b[i]){
        xr^=i;
    }
}
vector<int>ans;
ans.pb(xr^c);
return ans;
}
int find_coin(vector<int>b){
int xr=0;
for(ll i=0;i<b.size();i++)
{
    if(b[i]){
    xr^=i;
}
}
return xr;
}
/*
int32_t main(){
CODE_START;
#ifdef LOCAL
    ifstream cin("input.txt");
#endif
*/

Compilation message

coins.cpp: In function 'std::vector<int> coin_flips(std::vector<int>, int)':
coins.cpp:20:13: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   20 | for(ll i=0;i<b.size();i++)
      |            ~^~~~~~~~~
coins.cpp: In function 'int find_coin(std::vector<int>)':
coins.cpp:32:13: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   32 | for(ll i=0;i<b.size();i++)
      |            ~^~~~~~~~~

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1336 KB Output is correct
2 Correct 9 ms 1392 KB Output is correct
3 Correct 8 ms 1504 KB Output is correct
4 Correct 8 ms 1492 KB Output is correct
5 Correct 7 ms 1424 KB Output is correct
6 Correct 7 ms 1392 KB Output is correct

Subtask #2
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1336 KB Output is correct
2 Correct 9 ms 1392 KB Output is correct
3 Correct 8 ms 1504 KB Output is correct
4 Correct 8 ms 1492 KB Output is correct
5 Correct 7 ms 1424 KB Output is correct
6 Correct 7 ms 1392 KB Output is correct
7 Correct 9 ms 1548 KB Output is correct
8 Correct 9 ms 1528 KB Output is correct
9 Correct 7 ms 1472 KB Output is correct
10 Correct 7 ms 1424 KB Output is correct
11 Correct 8 ms 1412 KB Output is correct
12 Correct 7 ms 1424 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 1224 KB Output is correct
2 Correct 9 ms 1552 KB Output is correct
3 Correct 8 ms 1412 KB Output is correct
4 Correct 7 ms 1532 KB Output is correct
5 Correct 7 ms 1384 KB Output is correct
6 Correct 7 ms 1560 KB Output is correct
7 Correct 7 ms 1424 KB Output is correct
8 Correct 9 ms 1548 KB Output is correct

Subtask #4
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 8 ms 1244 KB Output is correct
2 Correct 7 ms 1504 KB Output is correct
3 Correct 8 ms 1416 KB Output is correct
4 Correct 8 ms 1352 KB Output is correct
5 Correct 7 ms 1488 KB Output is correct
6 Correct 8 ms 1424 KB Output is correct

Subtask #5
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 9 ms 1336 KB Output is correct
2 Correct 9 ms 1392 KB Output is correct
3 Correct 8 ms 1504 KB Output is correct
4 Correct 8 ms 1492 KB Output is correct
5 Correct 7 ms 1424 KB Output is correct
6 Correct 7 ms 1392 KB Output is correct
7 Correct 9 ms 1548 KB Output is correct
8 Correct 9 ms 1528 KB Output is correct
9 Correct 7 ms 1472 KB Output is correct
10 Correct 7 ms 1424 KB Output is correct
11 Correct 8 ms 1412 KB Output is correct
12 Correct 7 ms 1424 KB Output is correct
13 Correct 7 ms 1540 KB Output is correct
14 Correct 8 ms 1512 KB Output is correct
15 Correct 8 ms 1540 KB Output is correct
16 Correct 9 ms 1412 KB Output is correct
17 Correct 12 ms 1496 KB Output is correct
18 Correct 10 ms 1380 KB Output is correct
19 Correct 11 ms 1372 KB Output is correct
20 Correct 8 ms 1384 KB Output is correct
21 Correct 7 ms 1424 KB Output is correct
22 Correct 7 ms 1384 KB Output is correct
23 Correct 7 ms 1388 KB Output is correct
24 Correct 7 ms 1420 KB Output is correct
25 Correct 7 ms 1444 KB Output is correct