Actual source code: ex7.c
petsc-3.7.7 2017-09-25
2: static char help[] = "Tests PetscSortIntWithPermutation().\n\n";
4: #include <petscsys.h>
8: int main(int argc,char **argv)
9: {
10: PetscInt i;
11: PetscInt x[] = {39, 9, 39, 39, 29},index[5];
12: PetscInt x2[] = {39, 9, 19, 39, 29, 39, 29, 39},index2[8];
15: PetscInitialize(&argc,&argv,(char*)0,help);
16: printf("1st test\n");
17: for (i=0; i<5; i++) index[i] = i;
18: PetscSortIntWithPermutation(5, x, index);
19: for (i=0; i<5; i++) printf(" %d %d %d\n",x[i], index[i],x[index[i]]);
21: printf("\n2nd test\n");
22: for (i=0; i<8; i++) index2[i] = i;
23: PetscSortIntWithPermutation(8, x2, index2);
24: for (i=0; i<8; i++) printf(" %d %d %d\n",x2[i], index2[i],x2[index2[i]]);
25: PetscFinalize();
26: return 0;
27: }