Compilare: user.cpp: In function ‘int solve(int, int)’: user.cpp:22: warning: assuming signed overflow does not occur when assuming that (X - c) <= X is always true user.cpp:22: warning: assuming signed overflow does not occur when assuming that (X - c) <= X is always true user.cpp: In function ‘int main()’: user.cpp:22: warning: assuming signed overflow does not occur when assuming that (X - c) <= X is always true user.cpp:22: warning: assuming signed overflow does not occur when assuming that (X - c) <= X is always true