Cod sursa(job #121930)

Utilizator StigmaSimina Pitur Stigma Data 10 ianuarie 2008 00:10:33
Problema Operatii Scor 80
Compilator fpc Status done
Runda Arhiva de probleme Marime 0.28 kb
program vector_nul_1;
var f,g:text;
p,q,i,s,n:longint;
{$m 16384}
begin
assign(f,'operatii.in');reset(f);
assign(g,'operatii.out');rewrite(g);
readln(f,n);
s:=0;
p:=0;
for i:=1 to n do
begin
read(f,q);
if p<q then
s:=s+q-p;
p:=q;
end;
writeln(g,s);
close(g);
end.