AZEN-SGG/2nd_Sem_Bogachev
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Task 14 doesn't work correctly

Browse source
This commit is contained in:
AZEN-SGG 2025-04-02 00:14:36 +03:00
parent f21c2aaf05
commit b4c7f2d872
8 changed files with 165 additions and 76 deletions
Download patch file Download diff file Expand all files Collapse all files

42
2025.04.04/14Ex/main.c
View file

@ -4,13 +4,14 @@
#include <omp.h>
#include "array_io.h"
#include "io_status.h"
#include "matrix.h"
#include "solve.h"
/* ./a.out n p k [filename] */
int main(int argc, char *argv[])
{
double t, *a, *x;
int n, p, k, res, *c, task = 14;
double t, *a, *x, r1 = 0, r2 = 0;
int n, p, k, res = 0, *c, task = 14;
char *name = 0;
if (!((argc == 4 || argc == 5) &&
@ -42,7 +43,7 @@ int main(int argc, char *argv[])
if (!c)
{
free(a);
free(b);
free(x);
printf("Not enough memory\n");
return 2;
}
@ -82,6 +83,41 @@ int main(int argc, char *argv[])
res = t14_solve(n, a, x, c);
t = omp_get_wtime() - t;
if (res == SINGULAR)
{
free(a);
free(x);
free(c);
printf("The matrix is degenerate\n");
return 4;
}
if (name)
{ /* из файла */
io_status ret;
ret = read_matrix(a, n, name);
do {
switch (ret)
{
case SUCCESS:
continue;
case ERROR_OPEN:
printf("Cannot open %s\n", name);
break;
case ERROR_READ:
printf("Cannot read %s\n", name);
}
free(a);
free(x);
free(c);
return 3;
} while (0);
} else init_matrix(a, n, k);
r1 = get_r1(n, a, x);
r2 = get_r2(n, a, x);
printf("Inverse matrix:\n");
print_matrix(x, n, p);
printf("%s : Task = %d Res1 = %e Res2 = %e Elapsed = %.2f K = %d N = %d\n", argv[0], task, r1, r2, t, k, n);