21 lines
433 B
C++
21 lines
433 B
C++
#include<iostream>
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#include<stdio.h>
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#include<cmath>
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using namespace std;
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int main(){
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int t,tt;
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double x,y,x1,y1;
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scanf("%d",&t);
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tt=t;
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while (t--){
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scanf("%lf%lf",&x1,&y1);
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x=x1,y=y1;
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for (int i=0;i<30;i++){
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x=x1+sqrt(y);
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y=y1+sqrt(x);
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}
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printf("Case %d: %.6lf %.6lf\n",tt-t,x,y);
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}
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return 0;
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}
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