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Project Euler 20 - Factorial digit sum
//fpc 3.0.0 program Project20; var a:array[1..200] of integer; (1) i,j,du,s,number,fac : integer; // Factorial calculating program // Maximum number of digits : adjust (1) (default : 200) // Number of digits displayed : adjust (2) (default : number=200) // N! : adjust (3) (default : fac=100) begin number:=200;fac:=100; for i:=2 to number do a[i]:=0; a[1]:=1; for j:=1 to fac do begin du:=0; for i:=1 to number do begin a[i]:=a[i]*j+du; du:=a[i] div 10; a[i]:=a[i] mod 10; end; end; s:=0; for i:=so downto 1 do begin write(a[i]);s:=s+a[i];end; writeln; writeln(s); end.
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linear eq
Task 3a
pascal sizeof
programme 1
perpus
Pascal First
uuu
Huong11a2@
TanTai11A2@
Naloga 8: 10.9.2008