View Compilation Error

0_0_29144548_8019.cpp: In function 'long long int ZL_MST(long long int, long long int, long long int)':
0_0_29144548_8019.cpp:41:1: error: expected primary-expression before '%' token
 %0
 ^
0_0_29144548_8019.cpp:41:2: error: expected '}' at end of input
 %0
  ^
0_0_29144548_8019.cpp:41:2: error: expected '}' at end of input