View Compilation Error

0_0_19092275_16394.cpp: In function 'bool spfa(int, int)':
0_0_19092275_16394.cpp:62:4: error: expected primary-expression before '%' token
   }%
    ^
0_0_19092275_16394.cpp:62:4: error: expected primary-expression at end of input
0_0_19092275_16394.cpp:62:4: error: expected '}' at end of input
0_0_19092275_16394.cpp:62:4: error: expected '}' at end of input