Compilare: user.c: In function ‘main’: user.c:54:47: warning: unused variable ‘p’ [-Wunused-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:54:41: warning: unused variable ‘tater’ [-Wunused-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:54:36: warning: unused variable ‘tdec’ [-Wunused-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:54:34: warning: unused variable ‘b’ [-Wunused-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:54:32: warning: unused variable ‘a’ [-Wunused-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:54:30: warning: unused variable ‘y’ [-Wunused-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:54:28: warning: unused variable ‘x’ [-Wunused-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:54:16: warning: variable ‘v’ set but not used [-Wunused-but-set-variable] int n,m,k,i,j,v[100][100],x,y,a,b,tdec,tater,p; ^ user.c:59:8: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d",&n, &m, &k); ^ user.c:67:9: warning: ignoring return value of ‘fscanf’, declared with attribute warn_unused_result [-Wunused-result] fscanf(f,"%d %d %d %d %d",&dr[i].a, &dr[i].tdec, &dr[i].b, &dr[i].tater,&dr[i].p); ^