FIX: add forgotten includes

barrier.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <vector>
 
 int main(int argc, char **argv) {

cgather.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <vector>
 
 int main(int argc, char **argv) {

datatypes.cpp

 
 #include "mpi.h"
+#include <cstdio>
 
 struct Data {
 	char name[20];

exchange.cpp

 
 #include "mpi.h"
+#include <cstdio>
 
 int main(int argc, char **argv) {
 	MPI_Init(&argc, &argv);

gather.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <unistd.h>
 #include <vector>
 

hello.cpp

 
 #include "mpi.h"
+#include <cstdio>
 
 int main(int argc, char **argv) {
 	MPI_Init(&argc, &argv);

igather.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <unistd.h>
 #include <vector>
 

mpiio.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <string>
 
 int main(int argc, char **argv) {

msgorder.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <unistd.h>
 #include <vector>
 

pingpong.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <unistd.h>
 
 #define INLOOP 0

pingpong2.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <unistd.h>
 
 #define INLOOP 0

syncsend.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <vector>
 #include <sstream>
 

threads.cpp

 
 #include "mpi.h"
 #include "omp.h"
+#include <cstdio>
 #include <sstream>
 #include <unistd.h>
 
 int main(int argc, char **argv) {
-	int threads;
-	std::stringstream env(getenv("OMP_NUM_THREADS"));
-	env >> threads;
-
 	int provided;
 	MPI_Init_thread(&argc, &argv, MPI_THREAD_FUNNELED, &provided);
 	if (provided < MPI_THREAD_FUNNELED) {
@@ -21,7 +18,7 @@ int main(int argc, char **argv) {
 	MPI_Comm_size(MPI_COMM_WORLD, &size);
 
 	#pragma omp parallel for
-	for (int t = 0; t < threads; t++) {
+	for (int t = 0; t < omp_get_max_threads(); t++) {
 		double start = omp_get_wtime();
 		while (omp_get_wtime() - start < 5);
 		printf("Hello world from rank: %d-%d / %d\n", rank, t, size);

varysize.cpp

 
 #include "mpi.h"
+#include <cstdio>
 #include <cstring>
 
 int main(int argc, char **argv) {