Submission #3269016

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Source Code Expand

#include<iostream>
#include<cstring>
#include<cmath>
#include<cstdio>
#include<algorithm>
using namespace std;
int read(){
	int sum=0,f=1;char ch=getchar();
	while(ch<'0'||ch>'9'){
		if(ch=='-')f=-1;
		ch=getchar();
	}
	while(ch>='0'&&ch<='9'){
		sum=(sum<<1)+(sum<<3)+ch-'0';
		ch=getchar();
	}
	return sum*f;
}
int main(){
	int a=read();
	int b=read();
	printf("%d\n",a-b);
	return 0;
}

Submission Info

Judge Result