pi 계산하기
http://www.iwriteiam.nl/SigProgC.htmlCalculating Pi in 2 lines by Dik T. WinterThe following 160 character C program, written by Dik T. Winter at CWI, computes pi to 800 decimal digits. #include<stdio.h>int 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%a)for(b=c;d+=f[b]*a,f[b]=d%--g,d/=g--,--b;d*=b);} He also wro..