Compilare: user.cpp:16:9: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] int dp[1<<Nmax+2][Nmax]; ^ user.cpp: In function ‘void Read()’: user.cpp:20:26: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d", &n, &m); ^ user.cpp:22:36: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d%d%d", &u, &v, &c); ^