Submission #3770756

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Source Code Expand

#include<stdio.h>
char c;
int main(){
  c=getchar();
  switch(c){
    case '1': c='9'; break;
    case '9': c='1'; break;
  }
  putchar(c);
  c=getchar();
  switch(c){
    case '1': c='9'; break;
    case '9': c='1'; break;
  }
  putchar(c);
  c=getchar();
  switch(c){
    case '1': c='9'; break;
    case '9': c='1'; break;
  }
  putchar(c);
  c=getchar();
  switch(c){
    case '1': c='9'; break;
    case '9': c='1'; break;
  }
  putchar(c);
}

Submission Info

Judge Result