View Compilation Error

0_0_4941262_5175.cpp:5:8: invalid suffix "q1" on integer constant
0_0_4941262_5175.cpp: In function `int main()':
0_0_4941262_5175.cpp:22: error: `n1' undeclared (first use this function)
0_0_4941262_5175.cpp:22: error: (Each undeclared identifier is reported only once for each function it appears in.)