Compilare: user.cpp: In function ‘int main()’: user.cpp:24:57: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] sum[i] = sum[i ^ (i & -i)] + sum[i & -i] > G ? G + 1 : sum[i ^ (i & -i)] + sum[i & -i]; ^ user.cpp:25:28: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (sum[i] <= G) { ^