Q

백준 2908

백준 2908번 문제

C code

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#include <stdio.h>
#include <string.h>
#include <stdlib.h>

void reverseString(char* s)
{
  char tmp;
  int size = strlen(s);

  for(int i = 0; i < (size/2); i++)
  {
    tmp = s[i];
    s[i] = s[(size - 1) - i];
    s[(size - 1) - i] = tmp;
  }
}

int main(void)
{
  char a[1000], b[1000];
  int int_a, int_b;

  scanf("%3s %3s", a, b);

  if(!strcmp(a, b))
    return 0;

  for(int i = 0; i < 3; i++)
    if(a[i] == '0')
        return 0;
  for(int i = 0; i < 3; i++)
    if(b[i] == '0')
        return 0;

  reverseString(a);
  reverseString(b);
  
  int_a = atoi(a);
  int_b = atoi(b);
  
  if(int_a > int_b)
    printf("%d\n", int_a);
  else if(int_a < int_b)
    printf("%d\n", int_b);

  return 0;
}