bdfz_2024_summer/day13/P1049/P1049.cpp
2024-08-16 17:06:26 +08:00

22 lines
294 B
C++

#include <cctype>
#include <cstdio>
using namespace std;
int main(){
}
int readint(){
int x=0,w=1;
char ch=0;
while(!isdigit(ch)){
if(ch=='-')w=-1;
ch=getchar();
}
while(isdigit(ch)){
x=x*10+(ch-'0');
ch=getchar();
}
return x*w;
}