Submission #1031614

#TimeUTC-0UsernameProblemLanguageResultExecution timeMemory
10316142024-07-23 02:40:59SamuellH12Bitaro’s Party (JOI18_bitaro)C++17
7 / 100
2024 ms20552 KiB
#include <bits/stdc++.h>
#define ALL(x) x.begin(), x.end()
#define pii pair<int,int>
const int MAXN = 1e5 + 1;
const int SQRT = 316;
using namespace std;
int block[MAXN], dp[MAXN], order[MAXN], tempo;
vector<int> trafo[MAXN];
vector<pii> best[MAXN];
mt19937 rng(chrono::steady_clock::now().time_since_epoch().count());
int main(){
ios::sync_with_stdio(false);
int n, m, q;
scanf("%d %d %d", &n, &m, &q);
for(int i=0, u, v; i<m; i++)
{
scanf("%d %d", &u, &v);
trafo[v].push_back(u);
dp[u]++;
}
deque<int> fila;
for(int i=1; i<=n; i++) if(!dp[i]) fila.push_back(i);
int od = n;
while(!fila.empty())
{
int u = fila.front(); fila.pop_front();
 
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Compilation message (stderr)

bitaro.cpp: In function 'int main()':
bitaro.cpp:16:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |  scanf("%d %d %d", &n, &m, &q);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
bitaro.cpp:20:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |   scanf("%d %d", &u, &v);
      |   ~~~~~^~~~~~~~~~~~~~~~~
bitaro.cpp:63:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   63 |   scanf("%d %d", &t, &y);
      |   ~~~~~^~~~~~~~~~~~~~~~~
bitaro.cpp:67:9: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   67 |    scanf("%d", &x);
      |    ~~~~~^~~~~~~~~~
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