foo.cc: In function ‘int main()’:
foo.cc:7:9: warning: this ‘for’ clause does not guard... [-Wmisleading-indentation]
    7 |         for(int i=1;i<=sum;i++)
      |         ^~~
foo.cc:15:17: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the ‘for’
   15 |                 cout<<x;
      |                 ^~~~
foo.cc:5:13: warning: unused variable ‘j’ [-Wunused-variable]
    5 |         int j,i,x=0,sum;
      |             ^
foo.cc:5:15: warning: unused variable ‘i’ [-Wunused-variable]
    5 |         int j,i,x=0,sum;
      |               ^

正在同步测试数据，请稍后