1 static char help[] = "Tests PetscSortIntWithPermutation().\n\n"; 2 3 #include <petscsys.h> 4 5 int main(int argc, char **argv) 6 { 7 PetscInt i; 8 PetscInt x[] = {39, 9, 39, 39, 29}, index[5]; 9 PetscInt x2[] = {39, 9, 19, 39, 29, 39, 29, 39}, index2[8]; 10 11 PetscFunctionBeginUser; 12 PetscCall(PetscInitialize(&argc, &argv, NULL, help)); 13 PetscCall(PetscPrintf(PETSC_COMM_SELF, "1st test\n")); 14 for (i = 0; i < 5; i++) index[i] = i; 15 PetscCall(PetscSortIntWithPermutation(5, x, index)); 16 for (i = 0; i < 5; i++) PetscCall(PetscPrintf(PETSC_COMM_SELF, " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT "\n", x[i], index[i], x[index[i]])); 17 18 PetscCall(PetscPrintf(PETSC_COMM_SELF, "\n2nd test\n")); 19 for (i = 0; i < 8; i++) index2[i] = i; 20 PetscCall(PetscSortIntWithPermutation(8, x2, index2)); 21 for (i = 0; i < 8; i++) PetscCall(PetscPrintf(PETSC_COMM_SELF, " %" PetscInt_FMT " %" PetscInt_FMT " %" PetscInt_FMT "\n", x2[i], index2[i], x2[index2[i]])); 22 PetscCall(PetscFinalize()); 23 return 0; 24 } 25 26 /*TEST 27 28 test: 29 30 TEST*/ 31