2 nguoi nhanh nhat, dung nhat thi mk k cho nha.
2 nguoi nhanh nhat, dung nhat thi mk k cho nha.
Tim so tu nhien co hai chu so biet rang so do nhan voi 120 thi duoc so chinh phuong.
tim so tu nhien co 2 chu so biet neu cong no voi so gom 2 chu so ay viet theo thu tu nguoc lai thi duoc so chinh phuong
tim 1 so tu nhien co 2 chu so, sao cho neu cong no voi gom 2 chu so ay vet theo thu tu nguoc lai thi ta duoc 1 so chinh phuong
tim so tu nhien co 2 cs biet neu nhan so do voi 48 ta dc 1 so chinh phuong
Tim so tu nhien co hai chu so khac nhau . Biet rang: hai chu so cua so do deu la so nguyen to . Tich cua so do voi cac chu so cua no la so co 3 chu so giong nhau duoc tao thanh tu chu so hang don vi cua so do.
tim phan so co gia tri nho nhat ma tu va mau la cac so tu nhien sao cho khi nhan phan so nay lan luot voi cac phan so 2\3,4\5,6/7 thi moi tich tim duoc deu la cac so tu nhien
bai1 tim so co hai chu so biet rang so moi viet theo thu tu nguoc lai la so co 2 chu so moi khi nhan voi so phai tim thiduoc tich la 3154so nho trong hai so do thi lon hon tong cac chu so cua no la 27
bai2ban Hung dung so tu nhien de danh so trang 1-150 de danh so sach thi ban Hung can bao nhieu chu so
bai3nguoi ta danh so nha tren mot danh pho tu 2-120.Hoi can dung bao nhien chu so
bai411so co bon chu so voi cac chu so ngan ngin ngan tram ngan don vi lan luot la4chu so tu nhien lien tiep .Hoi so nay tang bao nhieu nieu ta viet cac chu so cua no theo thu tu nguoc lai.
do ai giai duoc
tim so co hai chu so biet :
so can tim cong voi so do nhung viet theo thu tu nguoc lai ta duoc mot so chinh phuong
TIM SO CHINH PHUONG CO HAI CHU SO SAO CHO NEU CONG SO DO VOI SO GOM HAI CHU SO AY THEO THU TU NGUOC LAI THI TA DUOC MOT SO CHINH PHUONG