测试-基本语法

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#include <iostream>
using namespace std;

int main(){
    int a,b,c,d,e,ans;
    cin>>a>>b>>c;
    d=a+b;
    e=b+c;
    ans=d+e;
    ans--;
    cout<<ans++<<endl;
return 0;
}

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#include <iostream>
using namespace std;
int main()
{
	int a, b, c, d, ans;
	cin >> a >> b >> c;
	d = a - b;
	a = d + c;
	ans	= a * b;
	cout << "Ans = " << ans << endl; 
        return(0);
}