Write a program in C language, the function of which is to display a square consisting of asterisks in the left margin of the screen, and the side length of the square is specified by the plastic parameter side. /* Hello. Hello, world */

# contains "stdio.h"

# contains "conio.h"

# Define Total Count 36

int main(int argc，char * argv[])

{

int side = 0，I，j；

if(argc & gt； 2)

{

side = atoi(argv[ 1])；

}

if(side & lt； = 0)

{

Printf ("input:");

Scanf("%d ",& side);

}

if(side & lt； = 0)

Exit (0);

printf(" \ n ")；

for(I = 0； I < side; i++)

{

for(j = 0； J< side; j++)

printf(" * ")；

printf(" \ n ")；

}

getch()；

}