total sales in array c++ two dimensional array

#include <iostream>

const int ROWS = 3;
const int COLS = 4;

void calculateTotalSales(const int sales[ROWS][COLS]) {
    int totalSales = 0;

    for (int i = 0; i < ROWS; ++i) {
        for (int j = 0; j < COLS; ++j) {
            totalSales += sales[i][j];
        }
    }

    std::cout << "Total Sales: " << totalSales << std::endl;
}

int main() {
    const int salesData[ROWS][COLS] = {
        {100, 200, 300, 400},
        {500, 600, 700, 800},
        {900, 1000, 1100, 1200}
    };

    calculateTotalSales(salesData);

    return 0;
}