View Code of Problem 43

#include<stdio.h>
int main(){
  char c[90];
  gets(c);
  int i,j=0;
  for(i=0;c[i];i++){
    if((c[i]>='a'&&c[i]<='z')||(c[i]>='A'&&c[i]<='Z')){
          c[j]=c[i];
    	  j++;
    }
  }
  puts(c);
  return 0;
}