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Fix usage error messages #103

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Fix usage error messages #103

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2 changes: 1 addition & 1 deletion tutorials/mpi-reduce-and-allreduce/code/reduce_avg.c
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Original file line number Diff line number Diff line change
Expand Up @@ -26,7 +26,7 @@ float *create_rand_nums(int num_elements) {

int main(int argc, char** argv) {
if (argc != 2) {
fprintf(stderr, "Usage: avg num_elements_per_proc\n");
fprintf(stderr, "Usage: reduce_avg num_elements_per_proc\n");
exit(1);
}

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2 changes: 1 addition & 1 deletion tutorials/mpi-reduce-and-allreduce/code/reduce_stddev.c
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Expand Up @@ -26,7 +26,7 @@ float *create_rand_nums(int num_elements) {

int main(int argc, char** argv) {
if (argc != 2) {
fprintf(stderr, "Usage: avg num_elements_per_proc\n");
fprintf(stderr, "Usage: reduce_stddev num_elements_per_proc\n");
exit(1);
}

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2 changes: 1 addition & 1 deletion tutorials/mpi-scatter-gather-and-allgather/code/all_avg.c
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Original file line number Diff line number Diff line change
Expand Up @@ -36,7 +36,7 @@ float compute_avg(float *array, int num_elements) {

int main(int argc, char** argv) {
if (argc != 2) {
fprintf(stderr, "Usage: avg num_elements_per_proc\n");
fprintf(stderr, "Usage: all_avg num_elements_per_proc\n");
exit(1);
}

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