0_0_19442978_20708.cpp: In function 'int main()':
0_0_19442978_20708.cpp:79:35: error: a function-definition is not allowed here before '{' token
double dis(p &o,double x,double y){
^
0_0_19442978_20708.cpp:81:1: error: expected '}' at end of input
}
^
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