#include <iostream>
#include <cstdlib>

using namespace std;

int getRandCellValue() {
    double randValue = (double) rand() / RAND_MAX;
    return 270 * randValue - 120;
}

void fillMatrix(int a[30][30], int n, int m) {
    int i, j;
    for (i = 0; i < n; ++i)
        for (j = 0; j < m; ++j)
            a[i][j] = getRandCellValue();
}

void writeMatrix(int a[30][30], int n, int m) {
    int i, j;
    for (i = 0; i < n; ++i) {
        for (j = 0; j < m; ++j)
            cout << a[i][j] << ' ';
        cout << endl;
    }
}

void sumMatrix(int a[30][30], int b[30][30], int c[30][30], int n, int m) {
    int i, j;
    for (i = 0; i < n; ++i)
        for (j = 0; j < m; ++j)
            c[i][j] = a[i][j] + b[i][j];
}


int main() {
    setlocale(0, "");
    srand(time(0));

    int a[30][30], b[30][30], c[30][30];
    int n, m;

    cout << "Введите количество строк: ";
    cin >> n;

    cout << "Введите количество столбцов: ";
    cin >> m;

    fillMatrix(a, n, m);
    fillMatrix(b, n, m);

    cout << "Матрица А:" << endl;
    writeMatrix(a, n, m);

    cout << "Матрица B:" << endl;
    writeMatrix(b, n, m);

    sumMatrix(a, b, c, n, m);
    cout << "Матрица A+B:" << endl;
    writeMatrix(c, n, m);

    return 0;
}