#include <cstdio>
#define MAX_A 1048586
int N, T;
int a[MAX_A];
int main() {
scanf("%d %d", &N, &T);
N = 1 << N;
for (int i = 0; i < N; ++i) {
scanf("%d", a + i);
}
if (T % 2) {
for (int i = N - 1; i >= 0; --i) {
printf("%d ", a[i]);
}
} else {
for (int i = 0; i < N; ++i) {
printf("%d ", a[i]);
}
}
printf("\n");
return 0;
}
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | #include <cstdio> #define MAX_A 1048586 int N, T; int a[MAX_A]; int main() { scanf("%d %d", &N, &T); N = 1 << N; for (int i = 0; i < N; ++i) { scanf("%d", a + i); } if (T % 2) { for (int i = N - 1; i >= 0; --i) { printf("%d ", a[i]); } } else { for (int i = 0; i < N; ++i) { printf("%d ", a[i]); } } printf("\n"); return 0; } |
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