Infinite Game

#include <bits/stdc++.h>
using namespace std;
#define pi acos(-1.0)

double R,x1,x2,y;

double getArea(double r,double x1,double x2){
    double cos2 = acos(x2*1.0/R);
    double cos1 = acos(x1*1.0/R);
    double res = R*(x2*sin(cos2) - x1*sin(cos1));
    double tom = res - R*R*cos2 + R*R*cos1;
    return tom;
}

void solve1(){
    double oditi,sam,ron,tom;
    if(x1>=R){
        oditi = pi*R*R;
        tom = 0;
        double brothersArea = abs(x2-x1)*y*2.0;
        sam = ron = brothersArea/2.0;
    }else if(x2>=R){
        tom = getArea(R,x1,R);
        oditi = pi*R*R - tom;
        double brothersArea = abs(x2-x1)*y*2.0 - tom;
        sam = ron = brothersArea/2.0;
    }else{
        tom = getArea(R,x1,x2);
        oditi = pi*R*R - tom;
        double brothersArea = abs(x2-x1)*y*2.0 - tom;
        sam = ron = brothersArea/2.0;
    }
    printf("%.3lf %.3lf %.3lf %.3lf\n",oditi,sam,ron,tom);
}

int main(){
    int nCase;
    scanf("%d",&nCase);
    for(int cs = 1;cs<=nCase;cs++){
        scanf("%lf %lf %lf %lf",&R,&x1,&x2,&y);
        if(x1>x2) swap(x1,x2);
        solve1();
    }
    return 0;
}