View Compilation Error

1_549_884_15881.cpp:70: error: redefinition of `struct point'
1_549_884_15881.cpp:20: error: previous definition of `struct point'
1_549_884_15881.cpp: In function `double dis(point, point)':
1_549_884_15881.cpp:76: error: redefinition of `double dis(point, point)'
1_549_884_15881.cpp:26: error: `double dis(point, point)' previously defined here
1_549_884_15881.cpp: In function `int main()':
1_549_884_15881.cpp:81: error: redefinition of `int main()'
1_549_884_15881.cpp:31: error: `int main()' previously defined here