0_0_16234796_12834.c:11:12: error: unknown type name 'point'
double fun(point *arr, int m, int n);
^
0_0_16234796_12834.c:12:13: error: unknown type name 'point'
double fun1(point *arr, int m, int n, int mid, double dmin);
^
0_0_16234796_12834.c:13:17: error: unknown type name 'point'
double distance(point a, point b);
^
0_0_16234796_12834.c:13:26: error: unknown type name 'point'
double distance(point a, point b);
^
0_0_16234796_12834.c: In function 'main':
0_0_16234796_12834.c:22:3: error: unknown type name 'point'
point *arr;
^
0_0_16234796_12834.c:23:10: error: 'point' undeclared (first use in this function)
arr = (point *) malloc (sizeof(point *) * n);
^
0_0_16234796_12834.c:23:10: note: each undeclared identifier is reported only once for each function it appears in
0_0_16234796_12834.c:23:17: error: expected expression before ')' token
arr = (point *) malloc (sizeof(point *) * n);
^
0_0_16234796_12834.c:25:3: error: 'for' loop initial declarations are only allowed in C99 or C11 mode
for(int i=0; i<n; i++)
^
0_0_16234796_12834.c:25:3: note: use option -std=c99, -std=gnu99, -std=c11 or -std=gnu11 to compile your code
0_0_16234796_12834.c:26:26: error: request for member 'x' in something not a structure or union
scanf("%lf%lf",&arr[i].x,&arr[i].y);
^
0_0_16234796_12834.c:26:36: error: request for member 'y' in something not a structure or union
scanf("%lf%lf",&arr[i].x,&arr[i].y);
^
0_0_16234796_12834.c:38:3: error: expected expression before '/' token
//puts("\n----最小点距的一半为");
^
0_0_16234796_12834.c: At top level:
0_0_16234796_12834.c:45:12: error: unknown type name 'point'
double fun(point arr[],int m,int n)
^
0_0_16234796_12834.c:86:13: error: unknown type name 'point'
double fun1(point arr[],int m,int n,int mid,double dmin)
^
0_0_16234796_12834.c: In function 'Comp':
0_0_16234796_12834.c:114:2: error: unknown type name 'point'
point *point1 = (point *)p1;
^
0_0_16234796_12834.c:114:19: error: 'point' undeclared (first use in this function)
point *point1 = (point *)p1;
^
0_0_16234796_12834.c:114:26: error: expected expression before ')' token
point *point1 = (point *)p1;
^
0_0_16234796_12834.c:115:9: error: 'point2' undeclared (first use in this function)
point *point2 = (point *)p2;
^
0_0_16234796_12834.c:115:26: error: expected expression before ')' token
point *point2 = (point *)p2;
^
0_0_16234796_12834.c:117:14: error: request for member 'x' in something not a structure or union
if((*point1).x != (*point2).x)
^
0_0_16234796_12834.c:118:19: error: request for member 'x' in something not a structure or union
return (*point1).x > (*point2).x ? 1 : -1;
^
0_0_16234796_12834.c:120:19: error: request for member 'y' in something not a structure or union
return (*point1).y > (*point2).y ? 1 : -1;
^
0_0_16234796_12834.c: At top level:
0_0_16234796_12834.c:123:17: error: unknown type name 'point'
double distance(point a, point b)
^
0_0_16234796_12834.c:123:26: error: unknown type name 'point'
double distance(point a, point b)
^
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