UVa272 TEX Quotes

分类: IT文章 • 2024-01-16 09:31:55

#include <stdio.h>

int main()
{
   int c, q = 1;
   while ((c = getchar()) != EOF) {
       if (c == '"') { printf(q ? "``" : "''"); q ^= 1; }
       else putchar(c);
   }
   return 0;
}