View Compilation Error

0_0_39816273_9386.cpp:21:21: error: stray '\241' in program
   21 |         while(scanf(<a1><b0>%d%d<a1><b1>,&n,&m))
      |                     ^~~~
0_0_39816273_9386.cpp:21:22: error: stray '\260' in program
   21 |         while(scanf(<a1><b0>%d%d<a1><b1>,&n,&m))
      |                         ^~~~
0_0_39816273_9386.cpp:21:27: error: stray '\241' in program
   21 |         while(scanf(<a1><b0>%d%d<a1><b1>,&n,&m))
      |                                 ^~~~
0_0_39816273_9386.cpp:21:28: error: stray '\261' in program
   21 |         while(scanf(<a1><b0>%d%d<a1><b1>,&n,&m))
      |                                     ^~~~
0_0_39816273_9386.cpp: In function 'int main()':
0_0_39816273_9386.cpp:21:23: error: expected primary-expression before '%' token
   21 |         while(scanf(“%d%d”,&n,&m))
      |                       ^
0_0_39816273_9386.cpp:21:24: error: 'd' was not declared in this scope
   21 |         while(scanf(“%d%d”,&n,&m))
      |                        ^