View Compilation Error

0_0_34052901_26601.cpp: In function 'int main()':
0_0_34052901_26601.cpp:168:14: error: too few arguments to function 'void work(int)'
         work();
              ^
0_0_34052901_26601.cpp:105:6: note: declared here
 void work(int u) {
      ^