#include<stdio.h> int main() { int m = 0; int n = 0; int arr[10][10] = { 0 }; scanf("%d %d", &m, &n); for (int i = 0; i < m; i++) { for (int j = 0; j < n; j++) { scanf("%d", &arr[i][j]); } } for (int j = 0; j < n; j++) { for (int i = 0; i < m; i++) {...