towns.cpp: In function 'bool balancedSlow(int, int, int, std::map<int, std::vector<int> >&, std::vector<int>&)':
towns.cpp:15:33: warning: conversion from 'std::vector<int>::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
15 | int cntright = n-cntleft-g.size();
| ~~~~~~~~~^~~~~~~~~
towns.cpp:19:24: warning: conversion from 'std::vector<int>::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
19 | int open=g.size();
| ~~~~~~^~
towns.cpp:48:31: warning: conversion from 'std::map<int, std::vector<int> >::size_type' {aka 'long unsigned int'} to 'int' may change value [-Wconversion]
48 | cntleft += group.size();
| ^