View Compilation Error

0_0_5531675_1284.cpp:9: error: expected init-declarator before "int"
0_0_5531675_1284.cpp:9: error: expected `,' or `;' before "int"
0_0_5531675_1284.cpp: In function `void bfs(P, P)':
0_0_5531675_1284.cpp:42: error: `e' undeclared (first use this function)
0_0_5531675_1284.cpp:42: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_5531675_1284.cpp:49: error: `mov_x' undeclared (first use this function)
0_0_5531675_1284.cpp: In function `int main()':
0_0_5531675_1284.cpp:63: error: `e' undeclared (first use this function)