Compilare: main.cpp: In function 'int main()': main.cpp:11:25: warning: variable 'stmax' set but not used [-Wunused-but-set-variable] int sc, smax, x, n, stmax, drmax, st, k; ^~~~~ main.cpp:11:32: warning: variable 'drmax' set but not used [-Wunused-but-set-variable] int sc, smax, x, n, stmax, drmax, st, k; ^~~~~ main.cpp:15:9: warning: unused variable 'a' [-Wunused-variable] int a=1, b=1; ^ main.cpp:15:14: warning: unused variable 'b' [-Wunused-variable] int a=1, b=1; ^