Uva 706 LCD Display

http://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&category=9&problem=647&mosmsg=Submission+received+with+ID+12046918

C++  code :

#include <stdio.h>

#include <string.h>

#include <stdlib.h>

#define MAX_SIZE 9

int main (int argc, const char * argv[]) {

/* number of vertical or horizontal segments in each digit */

int s;

/* the number to print */

char digitString[MAX_SIZE];

/*

* LED representation for each number, according to

* the following convention:

*

*  -0-

* |   |

* 2   1

* |   |

*  -3-

* |   |

* 5   4

* |   |

*  -6-

*

*/

const char conversionTable[10][7] = {

/* 0   1   2   3   4   5   6 */

/* 0 */ '-','|','|',' ','|','|','-',

/* 1 */ ' ','|',' ',' ','|',' ',' ',

/* 2 */ '-','|',' ','-',' ','|','-',

/* 3 */ '-','|',' ','-','|',' ','-',

/* 4 */ ' ','|','|','-','|',' ',' ',

/* 5 */ '-',' ','|','-','|',' ','-',

/* 6 */ '-',' ','|','-','|','|','-',

/* 7 */ '-','|',' ',' ','|',' ',' ',

/* 8 */ '-','|','|','-','|','|','-',

/* 9 */ '-','|','|','-','|',' ','-',

};

/* iterators */

int i, j, k;

while(scanf("%d %s", &s, &digitString) != EOF) {

/* 0, ends the program */

if (!s) {

return 0;

}

int n = strlen(digitString);

int digit;

for (i = 0; i < 2*s+3; i++) {

for (j = 0; j < n; j ++) {

digit = digitString[j] - '0';

/* upper, middle and lower parts */

if ((i % (s + 1)) == 0) {

printf(" ");

for (k = 0; k < s; k++) {

printf("%c", conversionTable[digit][(i / (s + 1)) * 3]);

}

printf(" ");

}

/* between upper and middle parts */

if (i > 0 && i < (s + 1)) {

printf("%c", conversionTable[digit][2]);

for (k = 0; k < s; k++) {

printf(" ");

}

printf("%c", conversionTable[digit][1]);

}

/* between middle and lower parts */

if (i > (s + 1) && i < (2*s + 2)) {

printf("%c", conversionTable[digit][5]);

for (k = 0; k < s; k++) {

printf(" ");

}

printf("%c", conversionTable[digit][4]);

}

/* if not the last number */

if (j != n-1)

printf(" ");

}

printf("\n");

}

printf("\n");

}

return 0;

}