|
Last change
on this file since 121 was
81,
checked in by rosiere, 17 years ago
|
- Finish Environment (and test)
- Continue predictor_unit
- Add external tools
- svn keyword "Id" set
|
-
Property svn:keywords set to
Id
|
|
File size:
575 bytes
|
| Line | |
|---|
| 1 | #include "func_math.h" |
|---|
| 2 | #include "func_premier.h" |
|---|
| 3 | |
|---|
| 4 | //-----[ Premier ]--------------------------------------------------------- |
|---|
| 5 | |
|---|
| 6 | unsigned int premier(unsigned int x) |
|---|
| 7 | { |
|---|
| 8 | unsigned int it; |
|---|
| 9 | |
|---|
| 10 | if (x <= 0) |
|---|
| 11 | return 0; |
|---|
| 12 | |
|---|
| 13 | if (x <= 2) |
|---|
| 14 | return 1; |
|---|
| 15 | |
|---|
| 16 | for(it=2; it <= (x/2); it++) |
|---|
| 17 | if (modulo(x,it) == 0) |
|---|
| 18 | return 0; |
|---|
| 19 | |
|---|
| 20 | return 1; |
|---|
| 21 | } |
|---|
| 22 | |
|---|
| 23 | unsigned int n_premier(unsigned int nieme_premier) |
|---|
| 24 | { |
|---|
| 25 | unsigned int nb_find = 0; |
|---|
| 26 | unsigned int res = 1; |
|---|
| 27 | while (nb_find < nieme_premier) |
|---|
| 28 | { |
|---|
| 29 | res ++; |
|---|
| 30 | if (premier(res) == 1) |
|---|
| 31 | nb_find ++; |
|---|
| 32 | } |
|---|
| 33 | return res; |
|---|
| 34 | } |
|---|
| 35 | |
|---|
Note: See
TracBrowser
for help on using the repository browser.
