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#include <bits/stdc++.h>
using namespace std;
double b,c;
int main()
{
cin>>b>>c;
if ((b==0) and (c==0)) cout<<"Vo so nghiem";
else if ((b==0) and (c!=0)) cout<<"Vo nghiem";
else cout<<fixed<<setprecision(2)<<-c/b;
return 0;
}
#include <bits/stdc++.h>
using namespace std;
double b,c;
int main()
{
cin>>b>>c;
if ((b==0) and (c==0)) cout<<"Vo so nghiem";
else if ((b==0) and (c!=0)) cout<<"Vo nghiem";
else cout<<fixed<<setprecision(2)<<-c/b;
return 0;
}
Câu 1:
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
write(a+b);
readln;
end.
Câu 2:
uses crt;
var a,b,c:integer;
begin
clrscr;
readln(a,b,c);
writeln(a+b-c);
readln;
end.
Câu 3:
uses crt;
var a,b:integer;
begin
clrscr;
readln(a,b);
writeln(a-b);
readln;
end.
Câu 4:
uses crt;
var x,y,z:integer;
begin
clrscr;
readln(x,y,z);
writeln((x+y)*z);
readln;
end.
program tim_chu_so;
uses crt;
var i,n,csln:longint;
k:integer;
a:array[1..1000]of longint;
st:string;
begin
clrscr;
write('nhap so n:');readln(n);
str(n,st);
val(st,a[i]);
csln:=a[1];
for i:=1 to length(st) do
if csln<a[i] then csln:=a[i];
writeln('chu so lon nhat cua so ',n,' la:',csln);
readln;
end.
Câu 1:
uses crt;
var n,i,d,x,y,max:integer;
st:string;
begin
clrscr;
write('Nhap n='); readln(n);
str(n,st);
d:=length(st);
max:=0;
for i:=1 to d do
begin
val(st[i],x,y);
if max<x then max:=x;
end;
writeln('Chu so lon nhat la: ',max);
readln;
end.
Câu 1:
#include <bits/stdc++.h>
using namespace std;
double a,b,c;
int main()
{
cin>>a>>b>>c;
cout<<fixed<<setprecision(2)<<a*b*c;
return 0;
}
Bài 1:
uses crt;
var a:array[1..100]of integer;
i,n,min:integer;
begin
clrscr;
write('n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
min:=a[1];
for i:=1 to n do
if min>a[i] then min:=a[i];
writeln(min);
readln;
end.
Bài 2:
uses crt;
var a:array[1..100]of integer;
i,n,max:integer;
begin
clrscr;
write('n='); readln(n);
for i:=1 to n do
begin
write('A[',i,']='); readln(a[i]);
end;
max:=a[1];
for i:=1 to n do
if max<a[i] then max:=a[i];
writeln(max);
readln;
end.
1:
uses crt;
var n,i,t:integer;
begin
clrscr;
readln(n);
t:=0;
for i:=1 to n do
t:=t+i*i;
write(t);
readln;
end.
2
program bt2;
var i,n,t:integer;
begin
readln(n);
s:=0;
for i:=1 to n do
if i mod 2 = 1 then s:=s+i;
readln;
end.
#include <bits/stdc++.h>
using namespace std;
double b,c;
int main()
{
cin>>b>>c;
if ((b==0) and (c==0)) cout<<"Vo so nghiem";
else if ((b==0) and (c!=0)) cout<<"Vo nghiem";
else cout<<fixed<<setprecision(2)<<-c/b;
return 0;
}