oj.uz

Submission #651059

# Submission time Handle Problem Language Result Execution time Memory
651059 2022-10-16T19:21:07 Z ktkerem Kutije (COCI21_kutije) C++17
70 / 70
 151 ms 9424 KB 
/*#pragma GCC target ("avx2")
#pragma GCC optimize ("O3")
#pragma GCC optimize("Ofast")
#pragma GCC optimize ("unroll-loops")
#pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
#include<bits/stdc++.h>
/**/
//typedef int ll;
typedef long long ll;
typedef unsigned long long ull;
/*typedef __int128 vll;
typedef unsigned __int128 uvll;*/
#define llll std::pair<ll , ll>
#define pb push_back
#define pf push_front
#define halo cout << "hello\n"
#define fi first
#define sec second
#define all(a) a.begin() , a.end()
const ll limit = 1e15+7; 
const ll ous = 2e5 + 7;
const ll dx[4] = {-1 , 0 , 1 , 0} , dy[4] = {0,1,0,-1};
std::vector<std::pair<ll , std::string>> ar;
std::vector<ll> par , siz;
ll n , m , q;
ll fin(ll x){
    if(par[x] == x){
        return x;
    }
    return par[x] = fin(par[x]);
}
void merge(ll x , ll y){
    x = fin(x);y = fin(y);
    if(x !=y){
        if(siz[y] > siz[x]){
            std::swap(x , y);
        }
        siz[x]+=siz[y];
        par[y] = x;
    }
}
void solve(){
    std::cin >> n >> m >> q;
    par.resize(n+5);
    siz.resize(n+5 , 1);
    for(ll i = 0 ;n>=i;i++){
        par[i] = i;
    }
    for(ll i = 0;m>i;i++){
        for(ll j = 0;n>j;j++){
            ll x;std::cin >> x;
            merge(j+1 , x);
        }
    }
    while(q--){
        ll x , y;std::cin >> x >> y;
        if(fin(x) == fin(y)){
            std::cout << "DA\n";
        }
        else{
            std::cout << "NE\n";
        }
    }
    return;/**/
}
signed main(){
    std::ios_base::sync_with_stdio(false);std::cin.tie(NULL);
    ll t=1;
    //std::cin >> t;
    ll o = 1;
    while(t--){ 
        //cout << "Case " << o++ << ":\n";
        solve();
    }
    return 0;
}

Compilation message

Main.cpp:5:78: warning: "/*" within comment [-Wcomment]
    5 | #pragma GCC target("sse,sse2,sse3,ssse3,sse4,popcnt,abm,mmx,avx,tune=native")/**/
      |                                                                               
Main.cpp: In function 'int main()':
Main.cpp:70:8: warning: unused variable 'o' [-Wunused-variable]
   70 |     ll o = 1;
      |        ^

Subtask #1
15.0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 5580 KB Output is correct
2 Correct 68 ms 4936 KB Output is correct
3 Correct 63 ms 4608 KB Output is correct
4 Correct 75 ms 5624 KB Output is correct
5 Correct 90 ms 5616 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 356 KB Output is correct
9 Correct 1 ms 352 KB Output is correct
10 Correct 1 ms 340 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 2 ms 340 KB Output is correct
3 Correct 1 ms 340 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 356 KB Output is correct
9 Correct 1 ms 352 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 272 KB Output is correct
12 Correct 1 ms 336 KB Output is correct
13 Correct 1 ms 328 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 340 KB Output is correct
17 Correct 1 ms 340 KB Output is correct
18 Correct 1 ms 340 KB Output is correct
19 Correct 1 ms 340 KB Output is correct
20 Correct 2 ms 340 KB Output is correct

Subtask #4
35.0 / 35.0

# Verdict Execution time Memory Grader output
1 Correct 80 ms 5580 KB Output is correct
2 Correct 68 ms 4936 KB Output is correct
3 Correct 63 ms 4608 KB Output is correct
4 Correct 75 ms 5624 KB Output is correct
5 Correct 90 ms 5616 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 2 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 340 KB Output is correct
13 Correct 1 ms 356 KB Output is correct
14 Correct 1 ms 352 KB Output is correct
15 Correct 1 ms 340 KB Output is correct
16 Correct 1 ms 272 KB Output is correct
17 Correct 1 ms 336 KB Output is correct
18 Correct 1 ms 328 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 340 KB Output is correct
21 Correct 1 ms 340 KB Output is correct
22 Correct 1 ms 340 KB Output is correct
23 Correct 1 ms 340 KB Output is correct
24 Correct 1 ms 340 KB Output is correct
25 Correct 2 ms 340 KB Output is correct
26 Correct 135 ms 9416 KB Output is correct
27 Correct 151 ms 9368 KB Output is correct
28 Correct 113 ms 7972 KB Output is correct
29 Correct 134 ms 9128 KB Output is correct
30 Correct 127 ms 7988 KB Output is correct
31 Correct 129 ms 8024 KB Output is correct
32 Correct 131 ms 9392 KB Output is correct
33 Correct 149 ms 9348 KB Output is correct
34 Correct 140 ms 9400 KB Output is correct
35 Correct 139 ms 9424 KB Output is correct