Compilare: user.cpp: In function ‘int main()’: user.cpp:68:3: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation] for(i=k;i>=1;i--) ^~~ user.cpp:72:5: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the ‘for’ return 0; ^~~~~~ user.cpp:43:9: warning: unused variable ‘numar’ [-Wunused-variable] int numar=0; ^~~~~