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-rw-r--r--src/brandes.cc6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/brandes.cc b/src/brandes.cc
index 7e8870d..b855750 100644
--- a/src/brandes.cc
+++ b/src/brandes.cc
@@ -1,8 +1,10 @@
-#include <cstdio>
+#include <iostream>
int main(int argc, char *argv[]) {
if (argc < 4) {
- fprintf(stderr, "USAGE: ./brandes <number-threads> <input-file> <output-file>\n");
+ std::cerr
+ << "USAGE: ./brandes <number-threads> <input-file> <output-file>"
+ << std::endl;
return 1;
}