Compilare: main.cpp: In function 'void solve()': main.cpp:17:17: warning: unused variable 'start' [-Wunused-variable] int start=i; ^~~~~ main.cpp:11:9: warning: unused variable 'suma' [-Wunused-variable] int suma=0; ^~~~ main.cpp:45:10: warning: variable 'ok' set but not used [-Wunused-but-set-variable] bool ok=0; ^~ main.cpp: In function 'int main()': main.cpp:84:14: warning: variable 'ok' set but not used [-Wunused-but-set-variable] bool ok=0; ^~