#include <stdio.h> #include <stdlib.h> typedef struct { int id; int d; int a; } Monster; int cmp(const void * a, const void * b) { return (( *(Monster*)a).d - (*(Monster*)b).d ); } int test_hero(int n, int p, Monster* m, int *answer) { int result=1; // Alloc memory Monster *a_gt = (Monster*)malloc(n*sizeof(Monster)); Monster *a_lt = (Monster*)malloc(n*sizeof(Monster)); // Prepare counters int gt_c = 0, lt_c = 0, ans_c = 0; // Distribute challenges for(int i=0; i<n; i++) { if(m[i].a >= m[i].d) { a_gt[gt_c] = m[i]; gt_c++; } else { a_lt[lt_c] = m[i]; lt_c++; } } // Start with monsters where a>=d qsort(a_gt, gt_c, sizeof(Monster), cmp); // Try killing them for(int i=0; i<gt_c; i++) { if(p > a_gt[i].d) { p += a_gt[i].a - a_gt[i].d; // Record answer answer[ans_c] = a_gt[i].id; ans_c++; } else { result = 0; break; } } // Monsters with a<d if(result == 1) { qsort(a_lt, lt_c, sizeof(Monster), cmp); for(int i=lt_c-1; i>=0; i--) { // Check if killing monster won't be dead end if(p - a_lt[i].d > 0 && (i == 0 || p - a_lt[i].d + a_lt[i].a > a_lt[i-1].d)) { // Kill monster p += a_lt[i].a - a_lt[i].d; // Record answer answer[ans_c] = a_lt[i].id; ans_c++; } else if(i != 0 && p - a_lt[i-1].d > 0 && p - a_lt[i-1].d + a_lt[i-1].a > a_lt[i].d) { // Kill monster p += a_lt[i-1].a - a_lt[i-1].d; // Record answer answer[ans_c] = a_lt[i-1].id; ans_c++; // Kill almost strongest monster a_lt[i-1] = a_lt[i]; } else { // There is no way to kill all monsters result = 0; break; } } } // Free memory free(a_gt); free(a_lt); return result; } int main() { int n, p; int *answer; Monster* m; scanf("%d %d", &n, &p); m = (Monster*)malloc(n*sizeof(Monster)); answer = (int*)malloc(n*sizeof(int)); // Read input for(int i=0; i<n; i++) { scanf("%d %d", &(m[i].d), &(m[i].a)); m[i].id = i+1; } if(test_hero(n, p, m, answer)) { printf("TAK\n"); for(int i=0; i<n; i++) { printf("%d", answer[i]); if(i < n-1) printf(" "); else printf("\n"); } } else { printf("NIE\n"); } // Free memory free(m); free(answer); 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 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 | #include <stdio.h> #include <stdlib.h> typedef struct { int id; int d; int a; } Monster; int cmp(const void * a, const void * b) { return (( *(Monster*)a).d - (*(Monster*)b).d ); } int test_hero(int n, int p, Monster* m, int *answer) { int result=1; // Alloc memory Monster *a_gt = (Monster*)malloc(n*sizeof(Monster)); Monster *a_lt = (Monster*)malloc(n*sizeof(Monster)); // Prepare counters int gt_c = 0, lt_c = 0, ans_c = 0; // Distribute challenges for(int i=0; i<n; i++) { if(m[i].a >= m[i].d) { a_gt[gt_c] = m[i]; gt_c++; } else { a_lt[lt_c] = m[i]; lt_c++; } } // Start with monsters where a>=d qsort(a_gt, gt_c, sizeof(Monster), cmp); // Try killing them for(int i=0; i<gt_c; i++) { if(p > a_gt[i].d) { p += a_gt[i].a - a_gt[i].d; // Record answer answer[ans_c] = a_gt[i].id; ans_c++; } else { result = 0; break; } } // Monsters with a<d if(result == 1) { qsort(a_lt, lt_c, sizeof(Monster), cmp); for(int i=lt_c-1; i>=0; i--) { // Check if killing monster won't be dead end if(p - a_lt[i].d > 0 && (i == 0 || p - a_lt[i].d + a_lt[i].a > a_lt[i-1].d)) { // Kill monster p += a_lt[i].a - a_lt[i].d; // Record answer answer[ans_c] = a_lt[i].id; ans_c++; } else if(i != 0 && p - a_lt[i-1].d > 0 && p - a_lt[i-1].d + a_lt[i-1].a > a_lt[i].d) { // Kill monster p += a_lt[i-1].a - a_lt[i-1].d; // Record answer answer[ans_c] = a_lt[i-1].id; ans_c++; // Kill almost strongest monster a_lt[i-1] = a_lt[i]; } else { // There is no way to kill all monsters result = 0; break; } } } // Free memory free(a_gt); free(a_lt); return result; } int main() { int n, p; int *answer; Monster* m; scanf("%d %d", &n, &p); m = (Monster*)malloc(n*sizeof(Monster)); answer = (int*)malloc(n*sizeof(int)); // Read input for(int i=0; i<n; i++) { scanf("%d %d", &(m[i].d), &(m[i].a)); m[i].id = i+1; } if(test_hero(n, p, m, answer)) { printf("TAK\n"); for(int i=0; i<n; i++) { printf("%d", answer[i]); if(i < n-1) printf(" "); else printf("\n"); } } else { printf("NIE\n"); } // Free memory free(m); free(answer); return 0; } |