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

/*
 * compile: gcc -o mod.exe  mod.c
 * run mod.exe 1 2 3 4 5
 */
int main(int argc, char *argv[]) {
    int sum = 0, c;
 
    printf("Number of command line arguments passed: %d\n", argc);
    printf("Command is %s\n", argv[0]);
    for (c = 1; c < argc; c++) {
        printf("%d. Command line argument passed is %s\n", c, argv[c]);
	sum += atoi(argv[c]);
    }
    printf("sum = %d\n", sum);
    return 0;
}