Quantum search for unknown number of target items by hybridizing fixed-point method with trail-and-error method<xref rid="cpb_28_12_120301fn1" ref-type="fn">*</xref><fn id="cpb_28_12_120301fn1"><label>*</label><p>Project supported by the National Natural Science Foundation of China (Grant Nos. 11504430 and 61502526) and the National Basic Research Program of China (Grant No. 2013CB338002).</p></fn>

Quantum search for unknown number of target items by hybridizing fixed-point method with trail-and-error method**

Project supported by the National Natural Science Foundation of China (Grant Nos. 11504430 and 61502526) and the National Basic Research Program of China (Grant No. 2013CB338002).

Li Tan^{1, 2}, Zhang Shuo^{1, 2}, Fu Xiang-Qun^{1, 2}, Wang Xiang^{1, 2}, Wang Yang^{1, 2}, Lin Jie^{1, 2}, Bao Wan-Su^{1, 2, †}

Flow diagram of the hybrid fixed-point and trail-and-error quantum search algorithm.