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#include <bits/stdc++.h>
using namespace std;
long long a,b,c,d;
int main()
{
freopen("input.txt","r",stdin);
freopen("output.txt","w",stdout);
cin>>a>>b>>c>>d;
cout<<a+b+c+d;
return 0;
}
const fi='input.txt';
fo='output.txt';
var f1,f2:text;
st:string[125];
a:array[1..125]of string;
i,d,dem,kt,j:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,st);
d:=length(st);
dem:=1;
a[1]:=st[1];
for i:=1 to d do
begin
kt:=0;
for j:=1 to dem do
if a[j]=st[i] then kt:=1;
if kt=0 then
begin
inc(dem);
a[dem]:=st[i];
end;
end;
for i:=1 to dem do
begin
dem1:=0;
for j:=1 to d do
if a[i]=st[j] then inc(dem1);
writeln(f2,a[i],' xuat hien ',dem1,' lan');
end;
close(f1);
close(f2);
end.
const fi='input.txt';
fo='output.txt';
var f1,f2:text;
a,b,c,max:real;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,a,b,c);
min:=a;
if min>b then min:=b;
if min>c then min:=c;
writeln(f2,min);
close(f1);
close(f2);
end.
Bài 1:
const fi='input.txt';
fo='output.txt';
var f1,f2:text;
a,b,s:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,a,b);
s:=a*b;
writeln(f2,s);
close(f1);
close(f2);
end.
Bài 2:
const fi='dulieu.txt';
fo='ketqua.txt';
var f1,f2:text;
a,b:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,a,b);
if a>b then writeln(f2,a)
else if b>a then writeln(f2,b)
else writeln(f2,' khong co so lon nhat trong hai so');
close(f1);
close(f2);
end.
uses crt;
const fi='input.txt';
fo='output.txt';
var f1,f2:text;
a,b:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,a,b);
if (a=0) and (b=0) then writeln(f2,'Phuong trinh co vo so nghiem');
if (a<>0) then writeln(f2,-b/a:4:2);
if (a=0) and (b<>0) then writeln(f2,'Phuong trinh vo nghiem');
close(f1);
close(f2);
end.
Program hotrotinhoc_hoc24;
const fi='C:\Input.txt';
fo='C:\Output.txt';
var f: text;
i,n: integer;
procedure ip;
begin
assign(f,fi);
reset(f);
read(f,n);
close(f);
end;
procedure out;
begin
assign(f,fo);
rewrite(f);
for i:=1 to n do write(f,i,' ');
close(f);
end;
begin
ip;
out;
end.
const fi='input.txt';
fo='output.txt';
var f1,f2:text;
i,n:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,n);
for i:=1 to n do
write(f2,i:4);
close(f1);
close(f2);
end.
const fi='input.txt';
fo='output.txt';
var f1,f2:text;
a:array[1..100,1..100]of integer;
i,n,m,j,max:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,n,m);
for i:=1 to n do
begin
for j:=1 to m do
read(f1,a[i,j]);
readln(f1);
end;
for i:=1 to n do
begin
max:=a[i,1];
for j:=1 to n do
if max<a[i,j] then max:=a[i,j];
writeln(f2,max);
end;
close(f1);
close(f2);
end.