assignment-p-12_v1.c¶
Problem Statement
Write a C program that takes multiple integers as command-line arguments and finds the maximum and minimum value among them.
Metadata¶
| Property | Detail |
|---|---|
| Author | Amit Dutta amitdutta4255@gmail.com |
| Date | 12 Dec 2025 |
| License | MIT License (See the LICENSE file for details) |
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Source Code¶
#include <stdio.h>
#include <stdlib.h>
// use atoi()
int main(int argc, char *argv[])
{
int current_val, max_val, min_val, i;
char *endptr;
long first_arg_val;
if (argc < 2)
{
printf("Usage: %s <integer1> <integer2> ...\n", argv[0]);
return 1;
}
first_arg_val = strtol(argv[1], &endptr, 10);
if (*endptr != '\0' || argv[1] == endptr)
{
printf("Error: Argument '%s' is not a valid integer.\n", argv[1]);
return 1;
}
max_val = (int)first_arg_val;
min_val = (int)first_arg_val;
for (i = 2; i < argc; i++)
{
long val = strtol(argv[i], &endptr, 10);
if (*endptr != '\0' || argv[i] == endptr)
{
printf("Error: Argument '%s' is not a valid integer.\n", argv[i]);
return 1;
}
current_val = (int)val;
if (current_val > max_val)
{
max_val = current_val;
}
if (current_val < min_val)
{
min_val = current_val;
}
}
printf("The maximum value is: %d\n", max_val);
printf("The minimum value is: %d\n", min_val);
return 0;
}