Compilare: main.cpp: In function 'long long int dfs(long long int, long long int, long long int)': main.cpp:34:92: warning: operation on 'cnnt' may be undefined [-Wsequence-point] 34 | if (mm!=0&&mm!=ma) {return min(dfs(mm,nrunu(mm),++cnnt),dfs(mm^ma,nrunu(mm^ma),++cnnt));} | ^~~~~~ main.cpp:37:98: warning: operation on 'cnnt' may be undefined [-Wsequence-point] 37 | if (mm2!=0&&mm2!=ma) {return min(dfs(mm2,nrunu(mm2),++cnnt),dfs(mm2^ma,nrunu(mm2^ma),++cnnt));} | ^~~~~~