Cod sursa(job #114905)
Utilizator | Data | 16 decembrie 2007 09:28:23 | |
---|---|---|---|
Problema | Operatii | Scor | 80 |
Compilator | fpc | Status | done |
Runda | preONI 2008, Runda 2, Clasa a 10-a | Marime | 0.38 kb |
program operatii;
var f:text;
n,i,r,u,e:longint;
begin
assign(f,'operatii.in');
reset(f);
readln(f,n);
read(f,r);
e:=r;
for i:=2 to n do
begin
read(f,u);
if(u > r) then e:=e+u-r;
r:=u;
end;
close(f);
assign(f,'operatii.out');
rewrite(f);
writeln(f,e);
close(f);
end.