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Example of C language program for calculating Pi

Source: Internet
Author: User
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Code:
# Include
Long a = 10000, B, c = 2800, d, e, f [2801], g;
Main ()
{
For (; B-c ;)
F [B ++] = a/5;
For (; d = 0, g = c * 2; c-= 14, printf (%. 4d, e + d/a), e = d %)
For (B = c; d + = f [B] * a, f [B] = d % -- g, d/= g --, -- B; d * = B );
}
The output result is
3141592653589793238462643383279502884197169399375105820974
9445923078164062862089986280348253421170679821480865132823
0664709384460955058223172535940812848111745028410270193852
1105559644622948954930381964428810975665933446128475648233
7867831652712019091456485669234603486104543266482133936072
6024914127372458700660631558817488152092096282925409171536
4367892590360011330530548820466521384146951941511609433057
2703657595919530921861173819326117931051185480744623799627
4956735188575272489122793818301194912983367336244065664308
6021394946395224737190702179860943702770539217176293176752
3846748184676694051320005681271452635608277857713427577896
0917363717872146844090122495343014654958537105079227968925
8923542019956112129021960864034418159813629774771309960518
7072113499999983729780499510597317328160963185

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