View Compilation Error

0_0_12044676_4802.cpp:4: error: expected `,' or `;' before "int"
0_0_12044676_4802.cpp: In function `void pushUp(int)':
0_0_12044676_4802.cpp:6: error: `tree' undeclared (first use this function)
0_0_12044676_4802.cpp:6: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_12044676_4802.cpp: In function `void buildTree(int, int, int)':
0_0_12044676_4802.cpp:10: error: `tree' undeclared (first use this function)
0_0_12044676_4802.cpp: In function `void update(int, int, int, int, int)':
0_0_12044676_4802.cpp:20: error: `tree' undeclared (first use this function)
0_0_12044676_4802.cpp: In function `int quiry(int, int, int, int, int)':
0_0_12044676_4802.cpp:29: error: `tree' undeclared (first use this function)