Compilare: user.cpp: In function ‘int main()’: user.cpp:40:23: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] int maxP = (2 << m-1) -1; ~^~ user.cpp: In function ‘void computeSum()’: user.cpp:58:28: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] int mPow = 1<<i-1; ~^~ user.cpp: In function ‘void solve()’: user.cpp:102:58: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] int matchPow = diff & (1 << j-1); ~^~