View Compilation Error

0_0_30011919_140.cpp: In function 'int main()':
0_0_30011919_140.cpp:50:21: error: expected '}' at end of input
             int sz=k;
                     ^
0_0_30011919_140.cpp:50:21: error: expected '}' at end of input
0_0_30011919_140.cpp:50:21: error: expected '}' at end of input