Compilare: main.cpp: In function 'int main()': main.cpp:20:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation] for(i=0;i<n-1;i++) ^~~ main.cpp:25:9: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for' int cont=0; ^~~ main.cpp:25:13: warning: unused variable 'cont' [-Wunused-variable] int cont=0; ^~~~