16 lines
240 B
C
16 lines
240 B
C
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#include <stdio.h>
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#include <math.h>
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int main(void){
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int i, n;
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scanf("%d",&n);
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for(i = 0; i < n; i++){
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double x, y, s;
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scanf("%lf %lf",&x,&y);
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s = 3.1415926 * (x*x + y*y) / 100;
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printf("%d %d\n",i+1,(int)s+1);
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}
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return 0;
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}
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