potential iota bugs

Yishun99 · Apr 3, 2019 · d2570f2 · d2570f2
1 parent 0f72421
commit d2570f2
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/graph.h b/graph.h
@@ -4,6 +4,7 @@
 #include <algorithm>
 #include <string>
 #include <cmath>
+#include <numeric>
 
 const int max_num = 0x3f3f3f3f;
 const double err = 1e-3;