foo.cc: In function 'int main()':
foo.cc:31:18: error: expected '}' at end of input
   31 |         return 0;
      |                  ^
foo.cc:6:11: note: to match this '{'
    6 | int main(){
      |           ^

正在同步测试数据，请稍后
Found 10 testcases.
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