/* Tinh tong ma tran */

#include <stdio.h>

#define MAX 10

void in_ma_tran(int A[MAX][MAX], int n, int m, char id)

{

int i, j;

printf("

Ma tran %c : ", id);

for (i=0; i<n; i++)

{

printf("

");

for(j=0; j<m; j++)

printf("%3d ",A[i][j]);

}

}

void nhap_so_nguyen(int *value, int min, int max, char id)

{

do {

printf("

Nhap gia tri %c (trong khoang %d den %d)", id, min, max);

scanf("%d", value);

} while (*value < min || *value > max);

}

void main()

{

int A[MAX][MAX], B[MAX][MAX], C[MAX][MAX], n, m, i, j;

nhap_so_nguyen(&n, 2, MAX, 'n');

nhap_so_nguyen(&m, 2, MAX, 'm');

printf("

Nhap ma tran A : ");

for (i=0; i<n; i++)

for (j=0; j<m; j++)

{

printf("A[%d,%d] = ");

scanf("%d", &(A[i][j]));

}

printf("

Nhap ma tran B : ");

for (i=0; i<n; i++)

for (j=0; j<m; j++)

{

printf("B[%d,%d] = ");

scanf("%d", &(B[i][j]));

}

in_ma_tran(A, n, m, 'A');

in_ma_tran(B, n, m, 'B');

for (i=0; i<n; i++)

for (j=0; j<m; j++)

C[i][j] = A[i][j] + B[i][j];

in_ma_tran(C, n, m, 'C');

getch();

}