diff --git a/src/board/board.cpp b/src/board/board.cpp
index 6eaf64d..9890ddd 100644
--- a/src/board/board.cpp
+++ b/src/board/board.cpp
@@ -526,20 +526,20 @@ void Board::print_squares_attacked(int att_side) const {
     int file = 0;
     int sq = 0;
 
-    printf("\n\nSquares attacked by:%c\n", sideChar[att_side]);
+    std::cout << "Squares attacked by " << sideChar[att_side] << std::endl;
     for(rank = RANK_8; rank >= RANK_1; --rank) {
         for(file = FILE_A; file <= FILE_H; ++file) {
             sq = FR2SQ(file,rank);
             if(sq_attacked(sq, att_side)) {
-                printf("X");
+                std::cout << 'X';
             } else {
-                printf("-");
+                std::cout << '-';
             }
 
         }
-        printf("\n");
+        std::cout << std::endl;
     }
-    printf("\n\n");
+    std::cout << std::endl << std::endl;
 }
 
 std::string Board::sq_to_str(const int sq) {
diff --git a/src/io/uci.cpp b/src/io/uci.cpp
index 9840d57..64864dd 100644
--- a/src/io/uci.cpp
+++ b/src/io/uci.cpp
@@ -115,8 +115,7 @@ void uci_parse_go(Board &board, std::istringstream is, SearchInfo &info) {
 
     info.depth = (depth == -1) ? MAX_DEPTH : depth;
 
-    printf("info string time:%d start:%lu stop:%lu depth:%d timeset:%d",
-           time,info.start_time,info.stop_time,info.depth,info.time_set);
+    std::cout << "info string time:" << time << " start:" << info.start_time << " stop:" << info.stop_time << " depth:" << info.depth << " timeset:" << info.time_set;
     std::cout << std::endl;
 
     std::thread (search, std::ref(board), std::ref(info)).detach();
diff --git a/src/move/move.cpp b/src/move/move.cpp
index 14ad75c..34e4429 100644
--- a/src/move/move.cpp
+++ b/src/move/move.cpp
@@ -12,12 +12,12 @@ Move::Move() {
     move = 0;
 }
 
-Move::Move(uint32_t m) {
+Move::Move(int m) {
     move = m;
 }
 
 Move::Move(int from, int to, int cap, int pro, int f1) {
-    move = static_cast<uint32_t>(from | (to << 7) | (cap << 14) | (pro << 20 | f1));
+    move = from | (to << 7) | (cap << 14) | (pro << 20 | f1);
 }
 
 Move Move::from_str(const std::string &move_str, Board &board) {
diff --git a/src/move/move.h b/src/move/move.h
index 3e026e0..da4669a 100644
--- a/src/move/move.h
+++ b/src/move/move.h
@@ -26,7 +26,7 @@ class Board;
 class Move {
 public:
     Move();
-    explicit Move(uint32_t m);
+    explicit Move(int m);
     Move(int from, int to, int cap, int pro, int f1);
 
     Move(const Move& rhs);
diff --git a/src/search/search.cpp b/src/search/search.cpp
index 7b71616..582340d 100644
--- a/src/search/search.cpp
+++ b/src/search/search.cpp
@@ -291,11 +291,9 @@ inline void search(Board& board, SearchInfo& info) {
         if(info.stopped)
             break;
 
-        printf("info score cp %d depth %d nodes %lu time %lu ",
-               best_score, current_depth, info.nodes, get_time()-info.start_time);
-        printf("pv");
+        std::cout << "info score cp " << best_score << " depth " << current_depth << " nodes " << info.nodes << " time " << get_time()-info.start_time << " pv ";
         for(pv_num = 0; pv_num < pv_moves; pv_num++) {
-            printf(" %s", board.pvArray[pv_num].to_str().c_str());
+            std::cout << " " << board.pvArray[pv_num].to_str();
         }
         std::cout << std::endl;