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[/] [pavr/] [trunk/] [test/] [sieve/] [sieve.c] - Diff between revs 4 and 6
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Rev 6 |
/* -*- mode: c -*-
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/* -*- mode: c -*-
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* $Id: sieve.c,v 1.1.1.1 2003-02-10 04:08:54 doru Exp $
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* $Id: sieve.c,v 1.1.1.1 2003-02-10 04:08:54 doru Exp $
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* http://www.bagley.org/~doug/shootout/
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* http://www.bagley.org/~doug/shootout/
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*/
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*/
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//#include <stdio.h>
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//#include <stdio.h>
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//#include <stdlib.h>
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//#include <stdlib.h>
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#include <string.h>
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#include <string.h>
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//#include <sfr2313.h>
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//#include <sfr2313.h>
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//#include <sfr8515.h>
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//#include <sfr8515.h>
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//#define LIM 8192
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//#define LIM 8192
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#define LIM 100
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#define LIM 100
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#define NR_TIMES 1
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#define NR_TIMES 1
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void main() {
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void main() {
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int NUM;
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int NUM;
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static char flags[LIM + 1];
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static char flags[LIM + 1];
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long i, k;
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long i, k;
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int count;
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int count;
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//char *txt1="Hello!";
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//char *txt1="Hello!";
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NUM=NR_TIMES;
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NUM=NR_TIMES;
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count=0;
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count=0;
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while (NUM--) {
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while (NUM--) {
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count = 0;
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count = 0;
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for (i=2; i <= LIM; i++) {
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for (i=2; i <= LIM; i++) {
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flags[i] = 0xff;
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flags[i] = 0xff;
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}
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}
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for (i=2; i <= LIM; i++) {
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for (i=2; i <= LIM; i++) {
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if (flags[i]) {
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if (flags[i]) {
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// remove all multiples of prime: i
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// remove all multiples of prime: i
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for (k=i+i; k <= LIM; k+=i) {
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for (k=i+i; k <= LIM; k+=i) {
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flags[k] = 0xaa;
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flags[k] = 0xaa;
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}
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}
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count++;
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count++;
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}
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}
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}
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}
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}
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}
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while (1) {
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while (1) {
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}
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}
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//printf("Count: %d\n", count);
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//printf("Count: %d\n", count);
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}
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}
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