#include "testlib.h" #include #include #include using namespace std; int main(int argc, char* argv[]) { registerGen(argc, argv, 1); // small dimensions int N = rnd.next(1, 10); int M = rnd.next(1, 10); vector grid(N, string(M, 'A')); string letters = "ABCDF"; // choose a pattern for diversity int pat = rnd.next(0, 3); if (pat == 0) { // fully random for (int i = 0; i < N; i++) for (int j = 0; j < M; j++) grid[i][j] = rnd.any(letters); } else if (pat == 1) { // vertical stripes int stripes = rnd.next(1, min(M, 5)); int base = M / stripes, extra = M % stripes; vector widths(stripes, base); for (int i = 0; i < extra; i++) widths[i]++; vector stripeLetter(stripes); for (int i = 0; i < stripes; i++) stripeLetter[i] = rnd.any(letters); int col = 0; for (int s = 0; s < stripes; s++) { for (int j = 0; j < widths[s]; j++, col++) { for (int i = 0; i < N; i++) grid[i][col] = stripeLetter[s]; } } } else if (pat == 2) { // checkerboard of two distinct letters char l1 = rnd.any(letters); char l2; do { l2 = rnd.any(letters); } while (l2 == l1); for (int i = 0; i < N; i++) for (int j = 0; j < M; j++) grid[i][j] = ((i + j) % 2 == 0 ? l1 : l2); } else { // border-heavy pattern char border = rnd.any(letters); for (int i = 0; i < N; i++) { for (int j = 0; j < M; j++) { if (i == 0 || i == N - 1 || j == 0 || j == M - 1) grid[i][j] = border; else grid[i][j] = rnd.any(letters); } } } // small random noise to break patterns int noise = rnd.next(0, (N * M) / 10); for (int k = 0; k < noise; k++) { int i = rnd.next(0, N - 1); int j = rnd.next(0, M - 1); grid[i][j] = rnd.any(letters); } // output println(N, M); for (int i = 0; i < N; i++) printf("%s\n", grid[i].c_str()); return 0; }

코드 #2788