1838892_wa.c

北大大牛代码 1240道题的原代码 超级权威

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

void main()
{
 int i;
 char s[257];
 
 while(scanf("%s",s)!=EOF)
 {
  
  
   for(i = strlen(s)-1; i >= 0; i--)
   {
     if(s[i]<='Z')
     switch(s[i])
     {
      case 'N' : strcpy(&s[i],&s[i+1]); break;
      default :  strcpy(&s[i],&s[i+2]);
     }
   }

  if(strlen(s)==1) printf("YES\n");
  else printf("NO\n");
 }
}