#include <cstdio> char tab[300001]; int l[300001]; int r[300001]; int main() { int n; scanf("%d", &n); scanf("%s", tab); int L = 0; int R = 0; for (int i = 0; i < n; i++) { if (tab[i] == 'L') L++; else R++; } l[0] = r[0] = 0; if (L == 0 || R == 0) { for (int i = 0; i < n; i++) { printf("0 "); } return 0; } if (tab[0] == 'L') { l[0] = r[0] = 0; } else { l[0] = 0; r[0] = 1; } for (int i = 1; i < n; i++) { if (i < L) { if (tab[i] == 'L') { l[i] = r[i - 1]; r[i] = l[i]; } else { l[i] = r[i - 1]; r[i] = l[i] + 1; } } else { if (tab[i] == 'L') { l[i] = r[i - 1]; r[i] = l[i] - 1; } else { l[i] = r[i - 1]; r[i] = l[i]; } } } for (int i = 0; i < n; i++) { printf("%d ", l[i] + r[i]); } 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 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 | #include <cstdio> char tab[300001]; int l[300001]; int r[300001]; int main() { int n; scanf("%d", &n); scanf("%s", tab); int L = 0; int R = 0; for (int i = 0; i < n; i++) { if (tab[i] == 'L') L++; else R++; } l[0] = r[0] = 0; if (L == 0 || R == 0) { for (int i = 0; i < n; i++) { printf("0 "); } return 0; } if (tab[0] == 'L') { l[0] = r[0] = 0; } else { l[0] = 0; r[0] = 1; } for (int i = 1; i < n; i++) { if (i < L) { if (tab[i] == 'L') { l[i] = r[i - 1]; r[i] = l[i]; } else { l[i] = r[i - 1]; r[i] = l[i] + 1; } } else { if (tab[i] == 'L') { l[i] = r[i - 1]; r[i] = l[i] - 1; } else { l[i] = r[i - 1]; r[i] = l[i]; } } } for (int i = 0; i < n; i++) { printf("%d ", l[i] + r[i]); } return 0; } |