Submission #227202

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
227202	2020-04-26 13:39:26	MKopchev	Mergers (JOI19_mergers)	C++14	100 / 100	1176 ms	75176 KiB

mergers

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#include <bits/stdc++.h>
using namespace std;
const int nmax=5e5+42;
int n,k;
int colour[nmax],cnt[nmax];
vector<int> adj[nmax];
int wrong=0;
int seen[nmax];
void add(int val)
{
    val=colour[val];
    if(seen[val]==0)wrong++;
    seen[val]++;
    if(seen[val]==cnt[val])wrong--;
}
void sub(int val)
{
    val=colour[val];
    if(seen[val]==cnt[val])wrong++;
    seen[val]--;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

mergers.cpp: In function 'int main()':
mergers.cpp:119:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%i%i",&n,&k);
     ~~~~~^~~~~~~~~~~~~~
mergers.cpp:124:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%i%i",&u,&v);
         ~~~~~^~~~~~~~~~~~~~
mergers.cpp:131:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%i",&colour[i]);
         ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 24 / 24
• Subtask 3: 14 / 14
• Subtask 4: 22 / 22
• Subtask 5: 30 / 30