/in/foo.c: In function 'main':
/in/foo.c:29:12: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
            if(a[j]>=2)
            ^~
/in/foo.c:31:13: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
             if(b[j-1]==0)
             ^~
/in/foo.c:4:27: warning: unused variable 'm' [-Wunused-variable]
     int a[10],i,j=0,c=1,k,m=0,b[9];
                           ^
/in/foo.c:4:25: warning: unused variable 'k' [-Wunused-variable]
     int a[10],i,j=0,c=1,k,m=0,b[9];
                         ^