結構_矩陣加法

#include <stdio.h>
typedef struct matrix {
    int row, col;
    int data[100][100];
} *MATRIX;

int main() {
    int r = 0, c = 0;
    scanf("%d %d", &r, &c);
    struct matrix m1;
    for (int i = 0; i < r; i++) {
        for (int j = 0; j < c; j++) {
            scanf("%d", &m1.data[i][j]);
        }
    }

    int r2 = 0, c2 = 0;
    scanf("%d %d", &r2, &c2);
    struct matrix m2;
    for (int i = 0; i < r2; i++) {
        for (int j = 0; j < c2; j++) {
            scanf("%d", &m2.data[i][j]);
        }
    }

    if (r == r2 && c == c2) {
        for (int i = 0; i < r2-1; i++) {
            for (int j = 0; j < c2-1; j++) {
                printf("%d ",m1.data[i][j] + m2.data[i][j]);
            }
            printf("%d", m1.data[i][c2-1] + m2.data[i][c2-1]);
            printf("\n");
        }
        for (int j = 0; j < c2 - 1; j++) {
            printf("%d ", m1.data[r2-1][j] + m2.data[r2-1][j]);
        }
        printf("%d", m1.data[r2-1][c2-1] + m2.data[r2-1][c2-1]);
        printf("\n");
    }
    else {
        printf("不可相加");
    }

}