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quicksort

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This commit is contained in:
bronku 2025-10-15 16:34:25 +02:00
parent 3b1db93d74
commit 45e804a350
7 changed files with 118 additions and 14 deletions
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16
record.h
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@ -1,5 +1,6 @@
#pragma once
#include <stdio.h>
#include <stdlib.h>
typedef struct {
int a[5];
@ -21,21 +22,24 @@ static inline int compare_records(const void* a, const void* b)
{
const record* ra = (const record*)a;
const record* rb = (const record*)b;
const int ga = g(ra);
const int gb = g(rb);
return (ga > gb) - (ga < gb);
int ga = g(ra);
int gb = g(rb);
int result = (ga > gb) - (ga < gb);
return result;
}
static inline void print_record(FILE* stream, const record* out)
{
fprintf(stream, "[%d %d %d %d %d] x=%d, g=%d",
out->a[0], out->a[1], out->a[2], out->a[3], out->a[4], out->x, g(out));
fprintf(stream, "%d %d %d %d %d %d",
out->a[0], out->a[1], out->a[2], out->a[3], out->a[4], out->x);
}
static inline int read_record(FILE* stream, record* out)
{
int result = fscanf(stream, "%d %d %d %d %d %d", &out->a[0], &out->a[1], &out->a[2], &out->a[3], &out->a[4], &out->x);
record tmp;
int result = fscanf(stream, "%d %d %d %d %d %d", &tmp.a[0], &tmp.a[1], &tmp.a[2], &tmp.a[3], &tmp.a[4], &tmp.x);
if (result == 6) {
*out = tmp;
return 0;
}
if (result == EOF) {