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401 vnptrong09 39 5
402 lanaalpha - (Nguyễn Anh Hoa) 39 5
403 dbmkhoi09 38 6
404 dchuy08 38 5
405 trọng 38 4
406 heulwe_n107 - (Nguyễn Trần Nhật Huyền) 38 6
407 Huagas 38 4

L10 - C3HBT - PY
408 tvkhoa06 37 5
409 pcnphuc09 37 4
410 Vy 37 4
410 Khactrung1912 36 3
410 DeMen100ns 36 7
410 qlong143 36 4
410 thtrung08 36 4
410 pndkhoi09 36 4
410 cqphuoc11lqd 36 4
417 nhupro123 36 5
418 tvhson09 36 3
418 campink 36 2
418 SuperDev 36 2
418 ltbhan09 34 4
422 amogususus 34 2
423 ngucocdinhduong_06 - (Hoàng Bình Minh) 34 5
424 qhuy1234 34 3
425 Algorit 34 3
426 HoNhatTruong - (Hồ Nhật Trường) 33 4
427 Vy_ITK22 - (tran thi thuy vy) 33 3
428 thanh040978 - (Lê Minh Thành) 32 4
428 Hien107 - (Hồ Minh Hiển) 32 4
428 nthuyduyen1402 - (Nguyễn Thùy Duyên) 32 3
431 KhanhNguyen 32 6

Say Hi❤️ FB: https://www.facebook.com/profile.php?id=100075094142170
432 khanhhan 32 3
433 ITK10_PhuocDuc 32 5
433 ngqminh_cl2735 32 3
433 1264 dnthao 32 4
433 longvosong 32 4
433 NguyenKhangTK23_NBK 32 4

NguyenKhangTK23-NBK
433 Benhoclaptrinh 32 4
433 vcduc09 32 4
440 n1phuclq 32 4
441 ltkhoangitk23 32 3
442 ntduong11 32 4
443 VuKhacMinh 32 2
444 nguyendoquang 32 2
445 nbkhanh06 31 4
446 hovuviettruong 31 2
446 nguyendanghau 31 3
446 tqson09 31 3
446 htkhang09 31 3
446 thanhbinh13 31 3
446 nguthuattoan123 31 3
446 nntruong08 31 3

include <bits/stdc++.h>

using namespace std; int a; int main() { freopen("nhandoi.inp","r",stdin); freopen("nhandoi.out","w",stdout); cin>>a; cout<<2*a; return 0;

}
446 dpan08 31 3
446 nvnghia10 31 3
446 Tilly 31 3
446 PTDUONG09 - (DUONG) 31 3
446 deputyItk16 31 3
446 damotphat 31 3
446 plgbao09 31 3
446 sunrise 31 2
446 lephuc 31 2
446 teststealer 31 2
446 abcd 31 2
446 Bui_Quoc_Cuong 31 2
446 ma 31 2
446 flo 31 2
446 deptrai2k7 31 1
446 andanhITK21 31 1
446 LeNguyenGiaHuy𓅚 31 1

  • Hello, I'm Gia Huy and no problem can make it difficult for me! As always: "No problem" and "Easy as pie"

470 danht175 31 3
471 bdtsi09 30 4
471 hbnguyen09 30 4
473 NickphuSieuJoestar117 30 3
474 nbdbinhnh 30 4
475 LH 30 3
476 Giang_ITK22 - (nguyenlamgiang) 30 3
477 ntminh05 29 4
478 sirseven 28 2
479 Phandobanhut 28 2
480 sindola 28 3
481 nbdbinhnt 28 3
481 justloli 28 2
483 ntp_2006 - (Nguyễn Tiểu Phụng) 27 3
484 Who_you_knows_Who 27 5
484 1313 tnvu 27 3

richa raucha tuoi tom quang hai is the goat
484 hbhhoang10 27 3
484 bagiabanram 27 3
484 LPAQ1906 27 3
484 tvkhoi08 27 3
484 tsnghia10 27 3
484 bdgbao 27 2
492 txan08 27 3
493 1242 fanhuynguocxelu 26 2
493 Silver_V 26 2
493 ttcoder1302 26 2
493 tienthanh2007 26 2
493 A_S_D 26 2
493 flechilavt 26 2
493 2k10_haphuong 26 2
493 hhphuck24 26 2