POJ3299
POJ2159
POJ2739
POJ1083
POJ2262
POJ1503
POJ3006
POJ3094
POJ2255
POJ2965
PPOJ1328
POJ2109
POJ2586
UVA227
UVA1368
UVA1589
UVA201
POJ3295
HDU2089
HDU4734
POJ3252
HDU6581
HDU6582
POJ2104
HDU6601
HDU6578
HDU6586
HDU6590
HDU6609
HDU6600
Luo Gu P1522
Luo Gu P1725
Luo Gu P1119
Luo Gu P1088
Luo Gu P3834
Luo Gu P3919
Luo Gu P3377
codeforces1191A
codeforces1191B
codeforces1191C
codeforces1191D
codeforces1191F
codeforces1194A
codeforces1194B
codeforces1194C
codeforces1194D
codeforces1195A
codeforces1195B
codeforces1195C
codeforces1195D1
codeforces1195E
codeforces1196A
codeforces1196B
codeforces1196C
codeforces1196D1
codeforces1196D2
codeforces1196F
codeforces1199B