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https://github.com/Kiritow/OJ-Problems-Source.git
synced 2024-03-22 13:11:29 +08:00
29 lines
648 B
C++
29 lines
648 B
C++
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#include <iostream>
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#include <math.h>
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using namespace std;
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double a,b,r;
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double xj(double xy,double x,double y,double aa,double bb)
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{
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double m,n=y+1;
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m=r*r-(xy-aa)*(xy-aa);
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if(m>0) n=sqrt(m)+bb;
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if(m<0||n>y||n<x) return 0;
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else return 1;
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}
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int main(){
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int n;
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scanf("%d",&n);
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while(n--)
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{
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double x1,y1,x2,y2,a1,b1,c1,d1;
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scanf("%lf%lf%lf%lf%lf%lf%lf",&a,&b,&r,&x1,&y1,&x2,&y2);
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a1=x1>x2?x2:x1;b1=x1+x2-a1;
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c1=y1>y2?y2:y1;d1=y1+y2-c1;
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if(xj(a1,c1,d1,a,b)||xj(b1,c1,d1,a,b)||xj(c1,a1,b1,b,a)||xj(d1,a1,b1,b,a))
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printf("YES\n");
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else
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printf("NO\n");
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}
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return 0;
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}
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