View Compilation Error

0_0_33025184_4303.cpp:11:2: error: stray '\243' in program
  int t； 
  ^
0_0_33025184_4303.cpp:11:2: error: stray '\273' in program
0_0_33025184_4303.cpp: In function 'int main()':
0_0_33025184_4303.cpp:12:2: error: expected initializer before 'scanf'
  scanf("%d",&t);
  ^
0_0_33025184_4303.cpp:15:3: error: 'a' was not declared in this scope
   a[i][i]=1;
   ^
0_0_33025184_4303.cpp:20:9: error: 't' was not declared in this scope
  while (t--)
         ^
0_0_33025184_4303.cpp:24:17: error: 'arr' was not declared in this scope
   printf("%d\n",arr[n+1][m+1]);
                 ^