Compilare: main.cpp: In function 'void dial(int, int)': main.cpp:24:3: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(int k=0;k<8;k++) ^~~ main.cpp:28:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' for(int k=0;k<8;k++) ^~~ main.cpp:39:13: warning: unused variable 'temp' [-Wunused-variable] int temp=idx; ^~~~