Code C Demo - C Programming In Linux

#include <stdio.h>
#include <string.h>
#include <stdlib.h>

int main(int argc, char *argv[], char *env[])
{
    char *token = NULL;
    char colour1[256] = "";
    char colour2[256] = "";
    char flag[256] = "";
    int wide = 0;
    int high = 0;
    int columns = 0;
    int rows = 0;

    token = (char *) strtok(argv[1],":");
    strcpy(colour1,token);
    token = (char *) strtok(NULL,":");
    strcpy(colour2,token);
    token = (char *) strtok(NULL,":");
    wide = atoi(token);
    token = (char *) strtok(NULL,":");
    high = atoi(token);
    token = (char *) strtok(NULL,":");
    strcpy(flag,token);
    printf("Content-type:text/html\n\n");
    printf("<html>\n");
    printf("<body>\n");
    printf("<center>\n");
    printf("<table bgcolor=\"%s\" border=2>\n",colour2);
    for(rows=1;rows<=high;rows++)
    {
        printf("<tr>\n");
        for(columns=1;columns<=wide;columns++)
        {
            if(columns==3 || rows==3)
                printf("<td bgcolor='%s'><h6>%s</h6></td>\n",colour2,flag);
            else
                printf("<td bgcolor='%s'><h6></h6></td>\n",colour1);
        }
        printf("</tr>\n");
    }
    printf("</table>\n");
    printf("</body>\n");
    printf("</html>\n");
    return 0;
}