Submission #218188

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
218188	2020-04-01 11:54:30	mieszko11b	Capital City (JOI20_capital_city)	C++14	100 / 100	2898 ms	431420 KiB

capital_city

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#include <bits/stdc++.h>
using namespace std;
using ii = pair<int, int>;
#define X first
#define Y second
int n, k, m;
int c[200007];
vector<int> G[200007];
vector<ii> C[200007];
vector<ii> E;
vector<int> G2[4000007];
int num[20][200007], jp[20][200007];
int nxt = 1;
int ord[200007];
int h[200007];
vector<int> topo;
bool vis[4000007];
int scc[4000007], scc_size[4000007];
int scc_cnt;
void dfs(int w) {
  ord[w] = nxt++;
  for(int u : G[w]) {
    if(u != jp[0][w]) {
      jp[0][u] = w;
      h[u] = h[w] + 1;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

capital_city.cpp: In function 'int main()':
capital_city.cpp:119:25: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
   for(int j = 0 ; j + 1 < C[i].size() ; j++)
                   ~~~~~~^~~~~~~~~~~~~
capital_city.cpp:83:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &k);
  ~~~~~^~~~~~~~~~~~~~~~
capital_city.cpp:86:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d", &a, &b);
   ~~~~~^~~~~~~~~~~~~~~~
capital_city.cpp:91:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &c[i]);
   ~~~~~^~~~~~~~~~~~~

• Subtask 1: 1 / 1
• Subtask 2: 10 / 10
• Subtask 3: 30 / 30
• Subtask 4: 59 / 59