x=n; //n>1y=0;while____* ____) y++;
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func____ { int x=0; while____ { n=n/2; x++; } }
func____ { int i,j,x=0; for____ x++; for____ x++; }
func____ { int i,j,k,x=0; for____ for____ for____ { if____ break; x++; } }
func____ { int i,j,x=10;n=x*2; for____ for____ x++; }