Submission #163180

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Source Code Expand

#include <stdio.h>
#include<string.h>
#include<stdlib.h>
#include<math.h>
 
#define FALSE 0
#define TRUE 1
 
int max(int a,int b){return a>b?a:b;}
int min(int a,int b){return a<b?a:b;}
 
long long int canuse(long long int a)
{
  if(a<4) return a;
  else if(a<9) return a-1;
  else if(a==9) return a-2;
  else return canuse(a/10)*8+canuse(a%10);
}
int main(void)
{
  long long int a,b;
  scanf("%lld %lld",&a,&b);
  printf("%lld\n",(b-canuse(b))-((a-1)-canuse(a-1)));
  return 0;
}

Submission Info

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:22:27: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]

Judge Result