View Compilation Error

0_0_13415522_28157.cpp: In function 'int main()':
0_0_13415522_28157.cpp:56:30: error: expected primary-expression before '%' token
                 j=un[lenu--];%
                              ^
0_0_13415522_28157.cpp:56:30: error: expected primary-expression at end of input
0_0_13415522_28157.cpp:56:30: error: expected '}' at end of input
0_0_13415522_28157.cpp:56:30: error: expected '}' at end of input
0_0_13415522_28157.cpp:56:30: error: expected '}' at end of input
0_0_13415522_28157.cpp:56:30: error: expected '}' at end of input