View Compilation Error

0_0_11697980_6504.cpp:18: error: `i64' does not name a type
0_0_11697980_6504.cpp: In function `int main()':
0_0_11697980_6504.cpp:61: error: `SS' undeclared (first use this function)
0_0_11697980_6504.cpp:61: error: (Each undeclared identifier is reported only once for each function it appears in.)