foo.cc:8:8: error: stray '\342' in program
    8 |  scanf(“%d”,&a[i][j]);
      |        ^
foo.cc:8:9: error: stray '\200' in program
    8 |  scanf(“%d”,&a[i][j]);
      |         ^
foo.cc:8:10: error: stray '\234' in program
    8 |  scanf(“%d”,&a[i][j]);
      |          ^
foo.cc:8:13: error: stray '\342' in program
    8 |  scanf(“%d”,&a[i][j]);
      |             ^
foo.cc:8:14: error: stray '\200' in program
    8 |  scanf(“%d”,&a[i][j]);
      |              ^
foo.cc:8:15: error: stray '\235' in program
    8 |  scanf(“%d”,&a[i][j]);
      |               ^
foo.cc:11:8: error: stray '\342' in program
   11 | printf(“%4d”,a[i][j]);
      |        ^
foo.cc:11:9: error: stray '\200' in program
   11 | printf(“%4d”,a[i][j]);
      |         ^
foo.cc:11:10: error: stray '\234' in program
   11 | printf(“%4d”,a[i][j]);
      |          ^
foo.cc:11:14: error: stray '\342' in program
   11 | printf(“%4d”,a[i][j]);
      |              ^
foo.cc:11:15: error: stray '\200' in program
   11 | printf(“%4d”,a[i][j]);
      |               ^
foo.cc:11:16: error: stray '\235' in program
   11 | printf(“%4d”,a[i][j]);
      |                ^
foo.cc:12:16: error: stray '\342' in program
   12 | if(j==3)printf(“\n”);}
      |                ^
foo.cc:12:17: error: stray '\200' in program
   12 | if(j==3)printf(“\n”);}
      |                 ^
foo.cc:12:18: error: stray '\234' in program
   12 | if(j==3)printf(“\n”);}
      |                  ^
foo.cc:12:19: error: stray '\' in program
   12 | if(j==3)printf(“\n”);}
      |                   ^
foo.cc:12:21: error: stray '\342' in program
   12 | if(j==3)printf(“\n”);}
      |                     ^
foo.cc:12:22: error: stray '\200' in program
   12 | if(j==3)printf(“\n”);}
      |                      ^
foo.cc:12:23: error: stray '\235' in program
   12 | if(j==3)printf(“\n”);}
      |                       ^
foo.cc:14:8: error: stray '\342' in program
   14 | printf(“%d”,a[i][i]);
      |        ^
foo.cc:14:9: error: stray '\200' in program
   14 | printf(“%d”,a[i][i]);
      |         ^
foo.cc:14:10: error: stray '\234' in program
   14 | printf(“%d”,a[i][i]);
      |          ^
foo.cc:14:13: error: stray '\342' in program
   14 | printf(“%d”,a[i][i]);
      |             ^
foo.cc:14:14: error: stray '\200' in program
   14 | printf(“%d”,a[i][i]);
      |              ^
foo.cc:14:15: error: stray '\235' in program
   14 | printf(“%d”,a[i][i]);
      |               ^
foo.cc:16:8: error: stray '\342' in program
   16 | printf(“%d\n”,s);
      |        ^
foo.cc:16:9: error: stray '\200' in program
   16 | printf(“%d\n”,s);
      |         ^
foo.cc:16:10: error: stray '\234' in program
   16 | printf(“%d\n”,s);
      |          ^
foo.cc:16:13: error: stray '\' in program
   16 | printf(“%d\n”,s);
      |             ^
foo.cc:16:15: error: stray '\342' in program
   16 | printf(“%d\n”,s);
      |               ^
foo.cc:16:16: error: stray '\200' in program
   16 | printf(“%d\n”,s);
      |                ^
foo.cc:16:17: error: stray '\235' in program
   16 | printf(“%d\n”,s);
      |                 ^
foo.cc: In function 'int main()':
foo.cc:8:11: error: expected primary-expression before '%' token
    8 |  scanf(“%d”,&a[i][j]);
      |           ^
foo.cc:8:12: error: 'd' was not declared in this scope
    8 |  scanf(“%d”,&a[i][j]);
      |            ^
foo.cc:11:11: error: expected primary-expression before '%' token
   11 | printf(“%4d”,a[i][j]);
      |           ^
foo.cc:11:12: error: unable to find numeric literal operator 'operator""d'
   11 | printf(“%4d”,a[i][j]);
      |            ^~
foo.cc:11:12: note: use '-fext-numeric-literals' to enable more built-in suffixes
foo.cc:12:20: error: 'n' was not declared in this scope
   12 | if(j==3)printf(“\n”);}
      |                    ^
foo.cc:14:11: error: expected primary-expression before '%' token
   14 | printf(“%d”,a[i][i]);
      |           ^
foo.cc:14:12: error: 'd' was not declared in this scope
   14 | printf(“%d”,a[i][i]);
      |            ^
foo.cc:16:11: error: expected primary-expression before '%' token
   16 | printf(“%d\n”,s);
      |           ^
foo.cc:16:12: error: 'd' was not declared in this scope
   16 | printf(“%d\n”,s);
      |            ^

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