Question

[crazy]

lap trinh bai toan sau:pascal

tinh gia tri bieu thuc

s:=2014+1*4/2*3+2*5/3*4+3*6/4*5+...+2012*2015/2013*2014

giup mik voi a

Answer 1

[datcoder]

Program HOC24;

uses crt;

var s: real;

i,n,j,l: integer;

begin

clrscr;

s:=2014;

for i:= 1 to 2012 do

for j:= 4 to 2015 do

for l:=2 to 2013 do

s:=s+(i*j)/(l*(l+1));

write('S = ',s:6:2);

Readln;

end.