Submission #572585

#	Time^UTC-0	Username	Problem	Language	Result	Execution time	Memory
572585	2022-06-04 17:55:23	model_code	Naboj (COCI22_naboj)	C++17	110 / 110	328 ms	14692 KiB

This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.

naboj

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#include <bits/stdc++.h>
using namespace std;
const int N=2e5+5;
int n, m;
vector <int> ls[N], topo;
int in[N], bio[N];
queue <int> Q;
void dfs(int node) {
    if (bio[node] == 1) {
        printf("-1\n");
        exit(0);
    }
    if (bio[node] == 2) return;
    bio[node] = 1;
    for (int x:ls[node]) dfs(x);
    bio[node] = 2;
}
void solve() {
    for (int i=1; i<=n; ++i) {
        if (!bio[i]) dfs(i);
        if (in[i] == 0) {
            Q.push(i);
        }
    }
    while (!Q.empty()) {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

naboj.cpp: In function 'void load()':
naboj.cpp:44:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   44 |     scanf("%d %d", &n, &m);
      |     ~~~~~^~~~~~~~~~~~~~~~~
naboj.cpp:47:14: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   47 |         scanf("%d %d", &a, &b);
      |         ~~~~~^~~~~~~~~~~~~~~~~

Subtask 115 / 15

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