Compilare: user.cpp: In function ‘int main()’: user.cpp:18:14: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin >> a + 1 >> b + 1; ^ user.cpp:18:23: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fin >> a + 1 >> b + 1; ^ user.cpp:6:34: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] #define min(x,y) ((x)<(y)?(x):(y)) ^ user.cpp:39:25: note: in expansion of macro ‘min’ for (int i = 0; i < min (sol.size(), 1000); ++i) ^