/in/foo.c: In function 'main':
/in/foo.c:7:1: error: parameter 'j' is initialized
    7 | int j=l;
      | ^~~
/in/foo.c:7:7: error: 'l' undeclared (first use in this function)
    7 | int j=l;
      |       ^
/in/foo.c:7:7: note: each undeclared identifier is reported only once for each function it appears in
/in/foo.c:9:1: error: parameter 'sum' is initialized
    9 | int sum=0:
      | ^~~
/in/foo.c:9:10: error: expected ',' or ';' before ':' token
    9 | int sum=0:
      |          ^
/in/foo.c:13:1: error: expected declaration specifiers before 'for'
   13 | for(i=1;i<=n;it+)
      | ^~~
/in/foo.c:13:9: error: expected declaration specifiers before 'i'
   13 | for(i=1;i<=n;it+)
      |         ^
/in/foo.c:13:14: error: expected declaration specifiers before 'it'
   13 | for(i=1;i<=n;it+)
      |              ^~
/in/foo.c:17:1: error: expected declaration specifiers before 'sum'
   17 | sum=sumtj;
      | ^~~
/in/foo.c:19:1: error: expected declaration specifiers before 'printf'
   19 | printf(%d", sum);
      | ^~~~~~
/in/foo.c:19:10: warning: missing terminating " character
   19 | printf(%d", sum);
      |          ^
/in/foo.c:19:10: error: missing terminating " character
   19 | printf(%d", sum);
      |          ^~~~~~~~
/in/foo.c:9:5: error: declaration for parameter 'sum' but no such parameter
    9 | int sum=0:
      |     ^~~
/in/foo.c:7:5: error: declaration for parameter 'j' but no such parameter
    7 | int j=l;
      |     ^
/in/foo.c:5:8: error: declaration for parameter 'i' but no such parameter
    5 | int n, i;
      |        ^
/in/foo.c:5:5: error: declaration for parameter 'n' but no such parameter
    5 | int n, i;
      |     ^
/in/foo.c:22: error: expected '{' at end of input