foo.c: In function 'main':
foo.c:8:1: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
    8 | while(j<=n&&j<=m);
      | ^~~~~
foo.c:9:1: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
    9 | {
      | ^
foo.c:12:4: error: expected ';' before '}' token
   12 | j++
      |    ^
      |    ;
   13 | }
      | ~   
foo.c:15:16: warning: unknown escape sequence: '\m'
   15 | printf("%d\m%d",r,i);
      |                ^

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