	算法1			算法2
n	迭代次数	${‖ r_{k} ‖}_{\infty}$	运行时间	迭代次数	${‖ r_{k} ‖}_{\infty}$	运行时间
100	59	5.4539e−06	0.011914	63	5.3978e−06	0.012365
500	61	5.9797e−06	0.034167	68	5.8648e−06	0.040849
1000	61	6.0657e−06	0.061715	71	5.0363e−06	0.076477
1500	62	6.0061e−06	0.087842	70	5.5089e−06	0.102981
2000	61	5.9748e−06	0.111671	70	5.2283e−06	0.133247
2500	70	5.9399e−06	0.169478	73	5.2351e−06	0.186600
3000	66	5.8496e−06	0.208617	77	5.7209e−06	0.236102
3500	71	6.0309e−06	0.278274	76	5.2187e−06	0.30158
4000	72	5.8991e−06	0.326091	74	5.5217e−06	0.309192
5000	63	5.9061e−06	0.339857	73	4.3854e−06	0.405272
8000	65	5.1095e−06	0.541414	83	4.9824e−06	0.75573
10,000	67	5.2209e−06	0.708486	86	5.4213e−06	0.959144