foo.c: In function 'main':
foo.c:13:9: warning: statement with no effect [-Wunused-value]
   13 |         for(i;i<=N;i+=1)
      |         ^~~
foo.c:58:9: warning: 'bijiao' may be used uninitialized in this function [-Wmaybe-uninitialized]
   58 |         printf("%s\n%d\n%d",bijiao_name,bijiao,jxj_zong);
      |         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

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