Compilare: user.cpp:1:18: warning: extra tokens at end of #include directive [enabled by default] #include <cstdio> ^ user.cpp: In function ‘int main()’: user.cpp:26:38: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] v[j][i]=min(v[j-1][i],INF*!(i>1<<j-1)+v[j-1][i-(1<<j-1)]); ^ user.cpp:26:56: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] v[j][i]=min(v[j-1][i],INF*!(i>1<<j-1)+v[j-1][i-(1<<j-1)]); ^ user.cpp:19:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&N,&M); ^ user.cpp:23:27: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d",&v[0][i]); ^ user.cpp:29:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&X,&Y); ^