patternbest code is here,if you dont think so , please tell me... [code]#include <iostream> #include <coni...
formulathank you very much
formulaplease give me a formula to find for example n! contain how many characters? example: n= 10 res...
patternsorry,i cant understand your problem , can explain clear than?
patternusandfriends : My code are tested with all 13 input;and i dont see any problem!! my compiler cant co...