foo.cc: In function 'int main()':
foo.cc:6:21: warning: unused variable 'x' [-Wunused-variable]
    6 |         cin>>n; int x,m=0,m1=0,ma=a[0];
      |                     ^
foo.cc:6:23: warning: unused variable 'm' [-Wunused-variable]
    6 |         cin>>n; int x,m=0,m1=0,ma=a[0];
      |                       ^
foo.cc:6:27: warning: unused variable 'm1' [-Wunused-variable]
    6 |         cin>>n; int x,m=0,m1=0,ma=a[0];
      |                           ^~
foo.cc:6:32: warning: unused variable 'ma' [-Wunused-variable]
    6 |         cin>>n; int x,m=0,m1=0,ma=a[0];
      |                                ^~

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