Compilare: user.cpp: In function ‘int main()’: user.cpp:31:41: warning: narrowing conversion of ‘X’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] fscanf(IN,"%d%d",&X,&Y),v[i]={X,Y}; ^ user.cpp:31:41: warning: narrowing conversion of ‘Y’ from ‘int’ to ‘double’ inside { } [-Wnarrowing] user.cpp:25:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d",&T); ^ user.cpp:29:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&N,&K); ^ user.cpp:31:47: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d%d",&X,&Y),v[i]={X,Y}; ^