13 lines
195 B
C
13 lines
195 B
C
#include <stdio.h>
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int main(void){
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float pi = 4.0;
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int sign = -1;
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for (int i = 3; i < 8092; i += 2) {
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pi += sign*(4.0/i);
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sign = -sign;
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}
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printf("%.6f\n",pi);
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}
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