View Compilation Error

0_0_6685415_25419.cpp:24: error: `node' does not name a type
0_0_6685415_25419.cpp: In function `void find_big(point&, point, int, int&)':
0_0_6685415_25419.cpp:38: error: `dfs' undeclared (first use this function)
0_0_6685415_25419.cpp:38: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_6685415_25419.cpp: In function `void adjust()':
0_0_6685415_25419.cpp:45: error: `vecotr' undeclared (first use this function)
0_0_6685415_25419.cpp:45: error: expected primary-expression before "int"
0_0_6685415_25419.cpp:45: error: expected `;' before "int"
0_0_6685415_25419.cpp:48: error: `v' undeclared (first use this function)
0_0_6685415_25419.cpp: In function `void remove(point, int)':
0_0_6685415_25419.cpp:72: error: `dfs' undeclared (first use this function)
0_0_6685415_25419.cpp: In function `void solve()':
0_0_6685415_25419.cpp:97: error: `now' undeclared (first use this function)