foo.cc: In function 'void cnt(int*, int)':
foo.cc:6:6: warning: unused variable 't' [-Wunused-variable]
    6 |  int t=0;
      |      ^
foo.cc: In function 'int main()':
foo.cc:24:6: warning: unused variable 't' [-Wunused-variable]
   24 |  int t=0,num[10]={0};
      |      ^
foo.cc:29:11: warning: unused variable 'imax' [-Wunused-variable]
   29 |  int xmax,imax[10];
      |           ^~~~

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