Compilare: main.cpp: In function 'int cb0(int)': main.cpp:10:15: warning: unused variable 'i' [-Wunused-variable] int msk,pos=0,i; ^ main.cpp: In function 'int cb1(int)': main.cpp:23:15: warning: unused variable 'i' [-Wunused-variable] int msk,pos=0,i; ^ main.cpp: In function 'int cb2(int)': main.cpp:36:5: warning: this 'if' clause does not guard... [-Wmisleading-indentation] if(pos+msk<=n && v[pos+msk]>=val) ^~ main.cpp:38:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if' while(v[pos]>=val) ^~~~~ main.cpp:33:15: warning: unused variable 'i' [-Wunused-variable] int msk,pos=0,i; ^