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#include <iostream>
#include <cstdio>
#include <cmath>

using namespace std;

//4)
void initialize_matrix(double A[6][6],double min, double ave, int npos);

void initialize_matrix(double A[6][6],double min, double ave, int npos)
{
    
    
    // a) intialization
    int i,j;
    A[i][j] = sin(i) + cos(j);
    
    
    //b) minimum value 
    	min = 1.0e10;
	for(i=1;i<6;i++) {
		for(j=1;j<6;j++) {
			if( A[i][j] > min ) min = A[i][j];
		}
	}
	cout << "\nthe minimum value of the matrix :" << min;
	
	
	//c) average of all elements
	double sum = 0.0;
		for(i=1;i<6;i++) {
		for(j=1;j<6;j++) {
			sum += A[i][j];
		}
	}
	ave = sum/6;
    cout << "\nthe average of all elements:" << ave;
    
    
    //d)the number of positive elements
    npos = 0;
    	for(i=1;i<6;i++) {
		for(j=1;j<6;j++) {
			if(A[i][j] > 0) npos++;
		}
	}
	cout << "\nthe number of positive elements:" << npos;
	
	
}