big_Digits.cpp

#include <iostream>
#include <stdio.h>
#include <stdlib.h>
#include <vector>
#include <map>

using namespace std;
class table {
	private:
	string  number;
	string big_num;

public:
	table(string num) {
		number = num;
	}

	void print_table() {
		if (atoi(number.c_str()) < 0) {
			cout << "input number" << number.c_str() << "less then zero" << endl;
			return;
		} else if ( 0 < atoi(number.c_str()) < 9) {
			big_num = number;
		   char  bigDigits[10][256]  = {
			      { "  000   \n"
				"0     0 \n"
				"0     0 \n"
			      	"0     0 \n"
			      	" 0   0  \n"
			      	"  000   \n"},
				
				{"  11   \n"
				"   11   \n"
				"   11   \n"
				"   11   \n"
				"   11   \n"
				"   11   \n"},
				{"  222   \n"
				"  2    2 \n"
				"      2  \n"
				"     2   \n"
				"    2    \n"
				"   2222  \n"},
				{"  333   \n"
				"     3   \n"
				"   333   \n"
				"     3   \n"
				"   333   \n"
				"         \n"},
				{"    4   \n"
				"    4 4  \n"
				"   4  4  \n"
				"  44444  \n"
				"      4  \n"
				"      4  \n"},
				{"  5555  \n"
				"   5     \n"
				"   555   \n"
				"     5   \n"
				"     5   \n"
				"   555   \n"},
				{"    6   \n"
				"   6     \n"
				"   6666  \n"
				"  6    6 \n"
				"  6    6 \n"
				"    666  \n"},
				{" 77777  \n"
				"     7   \n"
				"    7    \n"
				"   7     \n"
				"   7     \n"
				"  7      \n"},
				{"   8    \n"
				"  8  8  \n"
				"    8   \n"
				"  8   8 \n"
				"    8   \n"
				"        \n"},
				
				{" 9999  \n"
				"  9  9  \n"
				"  9999  \n"
				"     9  \n"
				"     9  \n"
				"     9  \n"}, 
				
				};

				

				int i = 0;
				int j = 0;

                                j = atoi(big_num.c_str());
				for (int p = 0; p < 9; p++) {

					char *table = bigDigits[p];
					if (j == p) {
				   cout << table << endl;
	                	     }

	                      }
               }
	}
};
		


int main(int argc, char *argv[]) {
	if (argc < 2) {
		cout << "big-number number " << endl;
	} else {
        table t(argv[1]);
	//table t("0");
        t.print_table();
	}

	return 0;
}

只能说，这个方法很二。