Submission #141072

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
141072	2019-08-06 13:49:09	44442	Preokret (COCI18_preokret)	C++11	50 / 50	4 ms	504 KiB

preokret

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#include <bits/stdc++.h>
using namespace std;
int a,b,as[2890],bs[2890],ok,okk,aa[2890],bb[2890],c[2890],va[2890],vb[2890];
set<int>s;
int main (){
ios::sync_with_stdio(0);
//cin.tie(0); cout.tie(0);
      scanf("%d\n",&a);
      for(int i=0;i<a;i++){
         scanf("%d\n",&as[i]);
         if(as[i]<1441)
         ok++;
     aa[as[i]]=1;
     s.insert(as[i]);
    }
      scanf("%d",&b);
      for(int j=0;j<b;j++){
         scanf("\n%d",&bs[j]);
         if(bs[j]<1441)
             ok++;
         bb[bs[j]]=1;
         s.insert(bs[j]);
    }
    printf("%d\n",ok);
    for(set<int>::iterator it=s.begin();it!=s.end();it++){
     set<int>::iterator itt=s.lower_bound(*it);
     itt--;
     if(aa[*it]==1){
         va[*it]=va[*itt]+1;
       }
 
 
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Compilation message (stderr)

preokret.cpp: In function 'int main()':
preokret.cpp:8:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d\n",&a);
       ~~~~~^~~~~~~~~~~
preokret.cpp:10:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d\n",&as[i]);
         ~~~~~^~~~~~~~~~~~~~~
preokret.cpp:16:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
       scanf("%d",&b);
       ~~~~~^~~~~~~~~
preokret.cpp:18:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("\n%d",&bs[j]);
         ~~~~~^~~~~~~~~~~~~~~

• Subtask 1: 50 / 50