View Compilation Error

0_0_8399877_1185.cpp:6: error: `I64d' does not name a type
0_0_8399877_1185.cpp:7: error: `I64d' does not name a type
0_0_8399877_1185.cpp: In function `void init()':
0_0_8399877_1185.cpp:10: error: `dp' undeclared (first use this function)
0_0_8399877_1185.cpp:10: error: (Each undeclared identifier is reported only once for each function it appears in.)
0_0_8399877_1185.cpp:11: error: `ans' undeclared (first use this function)
0_0_8399877_1185.cpp: In function `int main()':
0_0_8399877_1185.cpp:33: error: `ans' undeclared (first use this function)