View Compilation Error

0_0_2940962_30080.cpp: In function `int exgcd(int, int, int&, int&)':
0_0_2940962_30080.cpp:86: error: redefinition of `int exgcd(int, int, int&, int&)'
0_0_2940962_30080.cpp:18: error: `int exgcd(int, int, int&, int&)' previously defined here
0_0_2940962_30080.cpp: In function `int main(int, char**)':
0_0_2940962_30080.cpp:99: error: redefinition of `int main(int, char**)'
0_0_2940962_30080.cpp:31: error: `int main(int, char**)' previously defined here