View Compilation Error

0_0_18783595_1313.cpp: In function 'int main()':
0_0_18783595_1313.cpp:85:20: error: expected initializer at end of input
         struct mat ans
                    ^
0_0_18783595_1313.cpp:85:20: error: expected '}' at end of input
0_0_18783595_1313.cpp:85:20: error: expected '}' at end of input