Using - C
  
 Source Code
  

    
#include<stdio.h>

void displayArray(int array[], int size);
void findMinMax(int array[], int size);

void main() {
	int size, temp, i;
	printf("Enter the size of array:  ");
	scanf("%d", &size);
	int array[size];
	
	printf("Enter %d Elements:\n", size);
	for(i=0; i < size; i++) {
		scanf("%d", &array[i]);
	}
	
	printf("GIVEN ARRAY: ");
	displayArray(array,size);
	findMinMax(array,size);
}


void displayArray(int array[], int size) {
	int i;
	for(i=0; i < size; i++) {
		printf("%d  ", array[i]);
	}
	printf("\n");
}

void findMinMax(int array[], int size) {
	int i, min = array[0], max = array[0];
	for(i=0; i < size; i++) {
		if(array[i] > max) {
			max = array[i];
		}
		
		if(array[i] < min) {
			min = array[i];
		}
	}
	printf("Minimum Value:  %d\nMaximum Value:  %d", min, max);
}
    

Enter the size of array:  6
Enter 6 Elements:
55
89
12
21
35
98
GIVEN ARRAY: 55  89  12  21  35  98
Minimum  Value:  12
Maximum Value:  98

        
Using - C++
        
 Source Code
        

        
#include<iostream>
using namespace std;

void displayArray(int array[], int size);
void findMinMax(int array[], int size);

int main() {
int size, temp;
	cout<< "Enter the size of array:  ";
	cin>> size;
	int array[size];
	
	cout<< "Enter "<< size <<" Elements:"<< endl;
	for(int i=0; i < size; i++) {
		cin>> array[i];	
	}
	
	cout<< "GIVEN ARRAY: ";
	displayArray(array,size);
	findMinMax(array,size);
	
	return 0;
}

void displayArray(int array[], int size) {
	for(int i=0; i < size; i++) {
		cout<< array[i]<< "  ";
	}
	cout<< endl;
}

void findMinMax(int array[], int size) {
	int min = array[0], max = array[0];
	for(int i=0; i < size; i++) {
		if(array[i] > max){
			max = array[i];
		}
		
		if(array[i] < min){
			min = array[i];
		}
	}
	cout<< "Minimum Value:  "<< min << "\nMaximum Value:  "<< max;
}

Enter the size of array:  5
Enter 5 Elements:
45
21
22
15
39
GIVEN ARRAY: 45  21  22  15  39
Minimum  Value:  15
Maximum Value:  45