Compilare: user.cpp:8:50: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] int d[805],t,n,m,dp[805][805],MAX,i,x,y,c,j,MIN=1<<31-1; ^ user.cpp: In function ‘int main()’: user.cpp:31:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0;j<v[x].size();j++) ^ user.cpp:45:22: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] dp[i][j]=1<<31-1; ^ user.cpp:53:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (j=0;j<v[x].size();j++){ ^