View Compilation Error

2_21280_1532975_25852.cpp: In function `int query(int, int, int, int, int)':
2_21280_1532975_25852.cpp:14: error: too many arguments to function `void push_down(int)'
2_21280_1532975_25852.cpp:66: error: at this point in file
2_21280_1532975_25852.cpp: In function `int ask(int, int, int, int)':
2_21280_1532975_25852.cpp:14: error: too many arguments to function `void push_down(int)'
2_21280_1532975_25852.cpp:85: error: at this point in file
2_21280_1532975_25852.cpp: In function `void change(int, int, int, int, int)':
2_21280_1532975_25852.cpp:14: error: too many arguments to function `void push_down(int)'
2_21280_1532975_25852.cpp:99: error: at this point in file