| | 1 | /* |
| | 2 | * random number generator - performance test |
| | 3 | */ |
| | 4 | |
| | 5 | #include "tads.h" |
| | 6 | #include "t3.h" |
| | 7 | #include "vector.h" |
| | 8 | |
| | 9 | preinit() |
| | 10 | { |
| | 11 | } |
| | 12 | |
| | 13 | main(args) |
| | 14 | { |
| | 15 | local i; |
| | 16 | local buckets; |
| | 17 | local start; |
| | 18 | |
| | 19 | buckets = new Vector(10); |
| | 20 | buckets.fillValue(0, 1, 10); |
| | 21 | |
| | 22 | randomize(); |
| | 23 | |
| | 24 | "Generating random numbers from 1 to 10...\n"; |
| | 25 | start = getTime(GetTimeTicks); |
| | 26 | for (i = 0 ; i < 1000000 ; ++i) |
| | 27 | { |
| | 28 | local val; |
| | 29 | |
| | 30 | val = rand(10) + 1; |
| | 31 | ++buckets[val]; |
| | 32 | } |
| | 33 | "Elapsed time: <<getTime(GetTimeTicks) - start>>\n"; |
| | 34 | |
| | 35 | "Number of values at each integer:\n"; |
| | 36 | for (i = 1 ; i <= 10 ; ++i) |
| | 37 | " <<i>>: <<buckets[i]>>\n"; |
| | 38 | } |
| | 39 | |