include include include define Maxsize 1001 using namespace std;int main(){ int a[Maxsize][Maxsize] = {0}; int n, m, r, c; cin >> n >> m >> r >> c; int n1=1, n2=n, m1=1, m2=m; int x = 1, y = 1, sum = 1; while (sum <= n * m) { while (sum<= n *...