int low = 0; int high = strName->Length; int mid = (low+high)/2; bool found = false; int i = 0; strTarget = txtTarget->Text; while (low <= high) { strLog += "Checking location " + mid.ToString() + " (" + strName[mid] + ") against " + strTarget + Environment::NewLine; if (String::Compare(strTarget,strName[mid])==0) found = true; else { if(String::Compare(strTarget,strName[mid])< 0) { high = mid-1; mid = (low + high)/2; } else if(String::Compare(strTarget,strName[mid])> 0) { low = mid+1; mid = (low + high)/2; } i++; } } if (found) strLog += "FOUND!\r\n"; else strLog += "NOT FOUND!\r\n"; txtLog->Text = strLog + i.ToString() + " comparisons were made.";