Compilare: user.cpp: In function ‘void getBoth()’: user.cpp:134:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cnt <= (g[i].size() >> 1)) ^ user.cpp:141:13: warning: unused variable ‘pus’ [-Wunused-variable] int pus = 1; ^ user.cpp: In function ‘void getPerma()’: user.cpp:176:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(cnt <= (g[i].size() >> 1)) ^ user.cpp:188:40: warning: suggest parentheses around ‘&&’ within ‘||’ [-Wparentheses] if(done == 0 || done > unde[1] && mid > 1) ^