NOI.AC

ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#170438	#1222. 阴影面积(2)	mengxiangjia	100	0ms	1284kb	C++	221b	2023-04-28 23:30:33	2023-04-28 23:30:34

answer

#include<cstdio>
#include<iostream>
using namespace std;
int main()
{
    double a,b,c,s;
    const double PI = 3.14159;
    cin>>a>>b>>c;
    s=((a+b)*c)/2-(c/2)*(c/2)*PI;
    printf("%.2f",s);
    return 0;
}

Source code, Language: C++

Details

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Test #1:

score: 50

Accepted

time: 0ms

memory: 1284kb

input:

3 7 4

output:

7.43

result:

ok single line: '7.43'

Test #2:

score: 50

Accepted

time: 0ms

memory: 1284kb

input:

14 20 15

output:

78.29

result:

ok single line: '78.29'