use count() method instead of find() to see if a wire_type exist in wire_type_sizes

Author: soheilshahrouz

libs/libvtrutil/src/vtr_flat_map.h

@@ -343,7 +343,7 @@ class flat_map {
         return end();
     }
 
-    ///@brief Return the count of occurances of a key
+    ///@brief Return the count of occurrences of a key
     size_type count(const key_type& key) const {
         return (find(key) == end()) ? 0 : 1;
     }
@@ -404,9 +404,9 @@ class flat_map {
 
     iterator convert_to_iterator(const_iterator const_iter) {
         /*
-         * A work around as there is no conversion betweena const_iterator and iterator.
+         * A work around as there is no conversion between const_iterator and iterator.
          *
-         * We intiailize i to the start of the container and then advance it by
+         * We initialize i to the start of the container and then advance it by
          * the distance to const_iter. The resulting i points to the same element
          * as const_iter
          * 

vpr/src/route/rr_graph_generation/build_scatter_gathers.cpp

@@ -91,7 +91,7 @@ static std::vector<t_sg_candidate> find_candidate_wires(const std::vector<t_chan
         for (const t_wire_switchpoints& wire_switchpoints : wire_switchpoints_vec) {
             auto wire_type = vtr::string_view(wire_switchpoints.segment_name);
 
-            if (wire_type_sizes.find(wire_type) == wire_type_sizes.end()) {
+            if (wire_type_sizes.count(wire_type) == 0) {
                 // wire_type_sizes may not contain wire_type if its seg freq is 0
                 continue;
             }