# 7.12.4
#include <stdio.h>
int main(void)
{
int Exclamationtoperiod = 0;
int two2one = 0;
char ch;
while ((ch = getchar()) != '#')
{
switch (ch)
{
case '.':
putchar('!');
++Exclamationtoperiod;
break;
case '!':
putchar('!');
putchar('!');
++two2one;
break;
default:
putchar(ch);
}
}
printf("
替换了%d次
", two2one + Exclamationtoperiod);
return 0;
}