输入输出外挂模板

Posted 2020-06-28

 1 inline void in(int &res)
 2 {
 3     char c;
 4     while((c=getchar())<‘0‘||c>‘9‘);
 5     res=c-‘0‘;
 6     while((c=getchar())>=‘0‘&&c<=‘9‘)
 7         res=res*10+c-‘0‘;
 8 }
 9 inline void out(int x)
10 {
11     if(x>9)    out(x/10);
12     putchar(x%10+‘0‘);
13 }

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