Compilare: user.cpp: In function ‘int main()’: user.cpp:11:21: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘int (*)[300]’ [-Wformat=] fscanf(f,"%d",&v); ^ user.cpp:8:16: warning: variable ‘m’ set but not used [-Wunused-but-set-variable] int vv,n,x,m,i,j=0,c,cmax=0,l,nr=0; ^ user.cpp:8:20: warning: unused variable ‘j’ [-Wunused-variable] int vv,n,x,m,i,j=0,c,cmax=0,l,nr=0; ^ user.cpp:11:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&v); ^ user.cpp:12:22: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&n); ^ user.cpp:21:34: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d",&x); ^ user.cpp:14:5: warning: ‘vv’ is used uninitialized in this function [-Wuninitialized] if(vv==1) ^