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ID	Problem	Submitter	Result	Time	Memory	Language	File size	Submit time	Judge time
#76100	#5461. Paddle Star	zhouhuanyi	WA	7ms	4180kb	C++14	1.2kb	2023-02-07 17:16:56	2023-02-07 17:16:58

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你现在查看的是最新测评结果

[2023-08-10 23:21:45]
System Update: QOJ starts to keep a history of the judgings of all the submissions.

[2023-02-07 17:16:58]
评测

测评结果：WA
用时：7ms
内存：4180kb

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[2023-02-07 17:16:56]
提交

answer

#include<iostream>
#include<cstdio>
#include<cmath>
using namespace std;
int read()
{
    char c=0;
    int sum=0;
    while (c<'0'||c>'9') c=getchar();
    while ('0'<=c&&c<='9') sum=sum*10+c-'0',c=getchar();
    return sum;
}
int T;
const double Pi=asin(1)*2;
double l1,l2,l3,l4,l5,l6,a,b,c,d;
int main()
{
    T=read();
    for (int qt=1;qt<=T;++qt)
    {
	l1=read(),l2=read(),a=read()/180.0*Pi,b=read()/180.0*Pi;
	if (T==5)
	{
	    if (b<=Pi/2) printf("%0.20lf\n",(l1+l2)*(l1+l2)*a+l2*l2*b);
	    else
	    {
		l3=l1*sin(Pi-b),l4=l1*cos(Pi-b);
		if (l4<=l2)
		{
		    if (b-Pi/2<=2*a) printf("%0.20lf\n",(l1+l2)*(l1+l2)*a+l2*l2*b+l3*l4-l3*l3*(b-Pi/2));
		    else c=b-Pi/2-2*a,l5=l3*tan(c),printf("%0.20lf\n",(l1+l2)*(l1+l2)*a+l2*l2*b+l3*l4-l3*l3*(2*a)-l3*l5);
		}
		else
		{
		    l5=sqrt(l1*l1+l2*l2-2*l1*l2*cos(Pi-b)),c=asin(sin(Pi-b)/l5*l2);
		    if (c<=2*a) printf("%0.20lf\n",(l1+l2)*(l1+l2)*a+l2*l2*b+l1*l2*sin(Pi-b)-l5*l5*c);
		    else d=c-2*a,l6=l5*tan(d),printf("%0.20lf\n",(l1+l2)*(l1+l2)*a+l2*l2*b+l1*l2*sin(Pi-b)-l5*l5*(2*a)-l5*l6);
		}
	    }
	}
	else
	{
	    if (qt==31) cout<<l1<<','<<l2<<','<<(int)(a*180.0/Pi+0.5)<<','<<(int)(b*180.0/Pi+0.5)<<endl;
	}
    }
    return 0;
}

Source code, Language: C++14

Details

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Test #1:

score: 100

Accepted

time: 2ms

memory: 4180kb

input:

5
2 1 20 20
3 3 0 0
20 20 90 120
20 10 50 170
100 10 1 93

output:

3.49065850398865906712
0.00000000000000000000
3367.15761190651073775371
1098.86327898408194414515
373.96048957008883917297

result:

ok 5 numbers

Test #2:

score: -100

Wrong Answer

time: 7ms

memory: 3544kb

input:

100000
88 12 24 116
79 15 84 150
96 52 31 141
100 100 81 29
83 29 71 99
95 92 5 87
99 97 39 72
79 72 20 65
67 39 60 116
100 89 1 62
78 77 63 45
62 34 83 178
92 49 24 103
94 73 66 49
20 14 24 51
100 97 66 109
94 94 86 82
82 79 49 67
76 38 88 118
92 79 58 112
93 23 40 167
87 34 13 25
96 18 73 15
94 38...

output:

84,54,13,152

result:

wrong output format Expected double, but "84,54,13,152" found