Răspuns :
nr div cu 7 sunt
0. 7, 14, 21, ...., 70, 77, ....., 98,
105, 112, 119, 126, ...., 910,.... 980,987,994
,1001, .....
deci cele de e3 cifre le veeeeeeeeeeezi
0. 7, 14, 21, ...., 70, 77, ....., 98,
105, 112, 119, 126, ...., 910,.... 980,987,994
,1001, .....
deci cele de e3 cifre le veeeeeeeeeeezi