View Compilation Error

0_0_39813206_5462.cpp: In function 'void csh()':
0_0_39813206_5462.cpp:35:32: error: 'a' was not declared in this scope
   35 |         for(int j=1;j<100;j++){a
      |                                ^
0_0_39813206_5462.cpp:36:28: error: 'k' was not declared in this scope
   36 |             for(int k=t[i];k<251;k++){
      |                            ^