9 lines
180 B
C
9 lines
180 B
C
#include <stdio.h>
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#define PI 3.14159265358979323846
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int main() {
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double r;
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scanf("%lf", &r);
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printf("%f\n%f", 4 * PI * r * r, PI * r * r * r * 4 / 3);
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return 0;
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} |