foo.c: In function 'charge':
foo.c:34:15: warning: 'return' with a value, in function returning void [-Wreturn-type]
   34 |         return("Yes\n");
      |               ^
foo.c:30:6: note: declared here
   30 | void charge(int x,int y)
      |      ^~~~~~
foo.c:38:15: warning: 'return' with a value, in function returning void [-Wreturn-type]
   38 |         return("No\n");
      |               ^
foo.c:30:6: note: declared here
   30 | void charge(int x,int y)
      |      ^~~~~~
foo.c: In function 'init':
foo.c:11:1: warning: control reaches end of non-void function [-Wreturn-type]
   11 | }
      | ^
foo.c: In function 'main':
foo.c:45:5: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   45 |     scanf("%d %d %d",&n,&m,&p);
      |     ^~~~~~~~~~~~~~~~~~~~~~~~~~
foo.c:49:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   49 |         scanf("%d %d",&u,&v);
      |         ^~~~~~~~~~~~~~~~~~~~
foo.c:55:9: warning: ignoring return value of 'scanf', declared with attribute warn_unused_result [-Wunused-result]
   55 |         scanf("%d %d",&h,&l);
      |         ^~~~~~~~~~~~~~~~~~~~

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