Submission #166672

#	Time	Username	Problem	Language	Result	Execution time	Memory
166672		CaroLinda	Question (Grader is different from the original contest) (CEOI14_question_grader)	C++14	Compilation error	0 ms	0 KiB

encoder

#include <bits/stdc++.h>

#define lp(i,a,b) for(int i=a;i<b;i++)
#define ff first
#define ss second
#define pb push_back
#define ll long long
#define sz size()

using namespace std ;

int type , t , n , a , b ;
vector<int> v ;

bool isOn(int m, int bit) { return ((1<<bit)&m) != 0 ; }

int main()
{

  lp(i,1,(1<<12))
    if( __builtin_popcount(i) == 6 ) v.pb( i ) ;

  scanf("%d%d%d", &type, &n, &t) ;

  while(t--)
  {
    scanf("%d%d", &a , &b ) ;

    if( type == 1 )
    {

      for(int i = 0 ; i < 12 ; i++ )
        if( isOn( v[a-1] , i ) && !isOn(v[b-1] , i) )
        {

          printf("%d\n", i+1 ) ;
          continue ;

        }

    }

    else
    {

      if( isOn(v[a-1] , b-1) ) printf("yes\n") ;
      else printf("no\n") ;

    }

  }

}

decoder

Compilation message (stderr)

encoder.cpp: In function 'int main()':
encoder.cpp:23:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d%d%d", &type, &n, &t) ;
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
encoder.cpp:27:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d", &a , &b ) ;
     ~~~~~^~~~~~~~~~~~~~~~~~
/tmp/ccF8OmcR.o: In function `main':
grader_encode.c:(.text.startup+0x0): multiple definition of `main'
/tmp/cc2262p3.o:encoder.cpp:(.text.startup+0x0): first defined here
/tmp/ccF8OmcR.o: In function `main':
grader_encode.c:(.text.startup+0x10a): undefined reference to `encode(int, int, int)'
collect2: error: ld returned 1 exit status

/tmp/ccmur9m2.o: In function `main':
grader_decode.c:(.text.startup+0x19f): undefined reference to `decode(int, int, int)'
collect2: error: ld returned 1 exit status