//BC129 矩阵元素定位 #include<stdio.h> void Input_arr(int arr[][100], int n, int m) { for (int i = 0; i < n; i++) { for (int j = 0; j < m; j++) { scanf("%d", &arr[i][j]); } } } int main() { int n = 0; int m = 0; int x = 0; int y = 0; int arr[100][100] = { 0 }; scanf("%d %d", &n, &m); Input_arr(arr, n, m); scanf("%d %d", &x, &y); printf("%d\n", arr[x-1][y-1]); return 0; }