0_0_18407427_1954.cpp:31:4: error: 'Point' does not name a type
Point p;
^
0_0_18407427_1954.cpp: In member function 'void circle::read()':
0_0_18407427_1954.cpp:35:21: error: 'p' was not declared in this scope
SC("%d%d%d",&p.x,&p.y,&r);
^
0_0_18407427_1954.cpp: In function 'bool operator-(Point, Point)':
0_0_18407427_1954.cpp:49:34: error: cannot convert 'Point' to 'bool' in return
return (Point){a.x-b.x,a.y-b.y};
^
0_0_18407427_1954.cpp: In function 'bool operator+(Point, Point)':
0_0_18407427_1954.cpp:54:34: error: cannot convert 'Point' to 'bool' in return
return (Point){a.x+b.x,a.y+b.y};
^
0_0_18407427_1954.cpp: In function 'bool operator*(Point, double)':
0_0_18407427_1954.cpp:59:30: error: cannot convert 'Point' to 'bool' in return
return (Point){a.x*p+a.y*p};
^
0_0_18407427_1954.cpp: In function 'Point GetLineProjection(Point, Point, Point)':
0_0_18407427_1954.cpp:69:14: error: conversion from 'bool' to non-scalar type 'Point' requested
Point v=B-A;
^
0_0_18407427_1954.cpp:70:26: error: 'dot' was not declared in this scope
return A+v*(dot(v,P-A)/dot(v,v));
^
0_0_18407427_1954.cpp: In function 'int getjiaopoint(Point, Point, circle)':
0_0_18407427_1954.cpp:76:5: error: 'vecj' was not declared in this scope
vecj.clear();
^
0_0_18407427_1954.cpp:77:33: error: 'struct circle' has no member named 'p'
Point p=GetLineProjection(C.p,a,a+va);
^
0_0_18407427_1954.cpp:78:22: error: 'struct circle' has no member named 'p'
double d=dis(p,C.p);
^
0_0_18407427_1954.cpp:81:1: error: expected primary-expression before '}' token
}
^
0_0_18407427_1954.cpp: In function 'int main()':
0_0_18407427_1954.cpp:107:19: error: 'r' was not declared in this scope
if(dcmp(l-r)>=0)
^
0_0_18407427_1954.cpp:109:22: error: could not convert 'operator-(pb, pa)' from 'bool' to 'Point'
if(dot(pb-pa,pav)>=0&&cross(pb-pa,pav)==0)
^
0_0_18407427_1954.cpp:109:43: error: could not convert 'operator-(pb, pa)' from 'bool' to 'Point'
if(dot(pb-pa,pav)>=0&&cross(pb-pa,pav)==0)
^
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