// Uses local variables to find and print the maximum of 3 numbers
#include <stdio.h>

int getMax(int a, int b, int c) {
	int result = a; // local variable holding the maximum value
	if (b > result) {
		if (c > b) result = c; 
		else result = b;
	} else if (c > result) result = c;

    return result;
}

void printMax(int m) {
	printf("The maximum number is: %d\n", m);
}

int main(void) { 
	int max;
    max = getMax(4, 3, 7);
    printMax(max);
}