Commit | Line | Data |
---|---|---|
a7c59b01 | 1 | #include <stdio.h> |
976a4b97 JB |
2 | #if __BSD_VISIBLE |
3 | #undef __BSD_VISIBLE | |
4 | #define __BSD_VISIBLE | |
5 | #endif | |
a7c59b01 JB |
6 | #include <stdlib.h> |
7 | ||
8 | void AfficheTab(int T[], int n) { | |
9 | for (int i = 0; i < n; i++) { | |
10 | printf("T[%d]=%d\n", i, T[i]); | |
11 | } | |
12 | } | |
13 | ||
14 | void TriFusion(int T[], int n) { | |
15 | int i = 0, j = 0, k = 0; | |
8c44116a | 16 | int milieu = n/2; |
a7c59b01 JB |
17 | int* T1; |
18 | int* T2; | |
a7c59b01 JB |
19 | |
20 | if (n > 1) { | |
8c44116a JB |
21 | T1 = malloc(milieu*sizeof(int)); |
22 | T2 = malloc(((n - milieu)*sizeof(int))); | |
23 | for (int i = 0; i < milieu; i++) { | |
a7c59b01 | 24 | T1[i] = T[i]; |
a7c59b01 | 25 | } |
8c44116a JB |
26 | for (int i = milieu; i < n; i++) { |
27 | T2[i - milieu] = T[i]; | |
28 | } | |
29 | TriFusion(T1, milieu); | |
30 | TriFusion(T2, n - milieu); | |
31 | while (k < milieu && j < (n - milieu)) { | |
4c872c23 JB |
32 | if (T1[k] <= T2[j]) { |
33 | T[i] = T1[k]; | |
34 | i++; | |
35 | k++; | |
36 | } else { | |
37 | T[i] = T2[j]; | |
38 | i++; | |
39 | j++; | |
40 | } | |
41 | } | |
8c44116a | 42 | while (k < milieu) { |
a7c59b01 JB |
43 | T[i] = T1[k]; |
44 | i++; | |
45 | k++; | |
4c872c23 | 46 | } |
8c44116a | 47 | while (j < n - milieu) { |
a7c59b01 JB |
48 | T[i] = T2[j]; |
49 | i++; | |
50 | j++; | |
4c872c23 JB |
51 | } |
52 | free(T1); | |
53 | free(T2); | |
a7c59b01 JB |
54 | } |
55 | } | |
56 | ||
57 | int main() { | |
8c44116a JB |
58 | //int T[] = {2, 7, 2, 3, 4, 1, 5, 5}; |
59 | int T[] = {6, 2, 3, 1, 9, 10, 15, 13, 12, 17}; | |
a7c59b01 JB |
60 | int tabSize = sizeof(T)/sizeof(T[0]); |
61 | ||
62 | AfficheTab(T, tabSize); | |
63 | ||
23db4257 | 64 | TriFusion(T, tabSize); |
a7c59b01 JB |
65 | |
66 | AfficheTab(T, tabSize); | |
67 | ||
68 | return 0; | |
69 | } |