foo.cc: In function 'int main()':
foo.cc:8:10: error: expected ';' before ')' token
     for(x)
          ^
foo.cc:11:5: warning: statement has no effect [-Wunused-value]
     }
     ^
foo.cc:13:5: error: expected primary-expression before 'return'
     return 0;
     ^~~~~~
foo.cc:13:5: error: expected ')' before 'return'

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