Submission #877779

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
8777792023-11-23 14:26:11AloraNaboj (COCI22_naboj)C++17
0 / 110
79 ms19924 KiB
#include <bits/stdc++.h>
#define Alora "cownav"
#define fi(i,a,b) for(int i = a; i <= b; i++)
#define fid(i,a,b) for(int i = a; i >= b; i--)
#define ll long long
#define f first
#define se second
#define pii pair<int, int>
#define getbit(i, j) ((i >> j) & 1)
#define all(v) v.begin(), v.end()
#define pb push_back
#define maxn 300005
const int M = 1e9 + 7;
using namespace std;
int n, m, sl, cnt[maxn][4];
pii ans[maxn];
queue <int> q;
vector <int> g[maxn];
int main(){
ios_base::sync_with_stdio(0);
cin.tie(NULL);
if(fopen(Alora".inp", "r")){
freopen(Alora".inp", "r", stdin);
freopen(Alora".out", "w", stdout);}
cin >> n >> m;
fi(i, 1, m){
int u, v; cin >> u >> v;
g[u].pb(v); cnt[u][1]++;
g[v].pb(u); cnt[v][0]++;
 
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Compilation message (stderr)

naboj.cpp: In function 'int main()':
naboj.cpp:24:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   24 |     freopen(Alora".inp", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
naboj.cpp:25:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |     freopen(Alora".out", "w", stdout);}
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~
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