#include <stdio.h>
#include <stdlib.h>
#include <locale.h>
 
int maxElement(int array[], int arraySize)
{
    int max = array[0];
    int i;
    for (i = 1; i < arraySize; i++)
    {
        if (array[i] > max)
            max = array[i];
    }
 
    return max;
}
 
//achar maior menor de cada linha da matriz e e multiplicar cada numero da linha por ele
int main(int argc, char *argv[]) 
{
    int mat[4][4];
    int i, j, aux;
 
    //le matriz
    for(i=0; i<=3; i++)
    {
        for(j=0; j<=3; j++)
        {
            // setlocale(LC_ALL, "Portuguese");
            printf("digite um numero para a posição %d e coluna %d de mat:\n", i, j);
            scanf("%d", &mat[i][j]);
        }
    }
 
    //1º fase de processamento
    for(i = 0; i < 4; i++)
    {
        // Calcula o valor do maior elemento da linha
        int aux = maxElement(mat[i], 4);
        for(j = 0; j < 4; j++)
        {
            // Mesma coisa do que mat[i][j] = mat[i][j] * aux
            mat[i][j] *= aux;      
        }
    }
 
    system("clear");
    fflush(stdin);
 
    for(i=0; i<=3; i++)
    {
        for(j=0; j<=3; j++)
        {
            printf("[%d]", mat[i][j]);
        }
        printf("\n");
    }
 
    return 0;
}

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