View Compilation Error

0_0_7056481_7431.cpp: In function `long long int f(long long int, long long int)':
0_0_7056481_7431.cpp:27: error: stray '\163' in program
0_0_7056481_7431.cpp:27: error: stray '\168' in program
0_0_7056481_7431.cpp:27: error: expected `(' before "r"
0_0_7056481_7431.cpp:27: error: stray '\163' in program
0_0_7056481_7431.cpp:27: error: stray '\169' in program
0_0_7056481_7431.cpp:28: error: expected `)' before "x"
0_0_7056481_7431.cpp: At global scope:
0_0_7056481_7431.cpp:31: error: expected unqualified-id before "return"
0_0_7056481_7431.cpp:31: error: expected `,' or `;' before "return"
0_0_7056481_7431.cpp:32: error: expected declaration before '}' token