Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
#include <bits/stdc++.h>
using namespace std;
double a[10],b,c,tb;
int i,n;
int main()
{
cout<<"Nhap so cot thuong xuyen:"; cin>>n;
for (i=1; i<=n; i++) cin>>a[i];
cout<<"Nhap diem giua ki:"; cin>>b;
cout<<"Nhap diem cuoi ki:"; cin>>c;
tb=0;
for (i=1; i<=n; i++) tb=tb+a[i];
tb=tb+b+c;
tb=tb/((n+2)*1.0);
cout<<fixed<<setprecision(2)<<tb<<endl;
if (tb>=8) cout<<"Gioi";
else if ((tb>=6.5) and (tb<8)) cout<<"Kha";
else if ((tb>=5) and (tb<6.5)) cout<<"Trung binh";
else cout<<"Yeu";
return 0;
}
uses crt;
var diem:real;
begin
clrscr;
repeat
write('Nhap diem trung binh:'); readln(diem);
until (0<=diem) and (diem<=10);
if diem<5 then writeln('Xep loai yeu')
else if (5<=diem) and (diem<6.5) then writeln('Xep loai trung binh')
else if (6.5<=diem) and (diem<8.0) then writeln('Xep loai kha')
else writeln('Xep loai gioi');
readln;
end.
Mình viết ở ngôn ngữ c++ nhé:
#include<iostream>
using namespace std;
int main() {
double a;
cout << "Diem trung binh : "; cin >> a;
if (a >= 1 && a <= 10) {
if (a >= 8) {
cout << "Gioi";
} else if (a >= 6.5 && a <= 7.9) {
cout << "kha";
} else if (a <= 6.4 && a >= 5) {
cout << "trung binh";
} else {
cout << "yeu";
}
} else {
cout << "Diem so khong hop le";
}
return 0;
}
uses crt;
var a:array[1..100]of real;
i,n,dem1,dem2,dem3,dem4:integer;
begin
clrscr;
readln(n);
for i:=1 to n do readln(a[i]);
dem1:=0;
dem2:=0;
dem3:=0;
dem4:=0;
for i:=1 to n do
begin
if (a[i]>=8) then inc(dem1);
if (6.5<=a[i]) and (a[i]<=7.9) then inc(dem2);
if (5<=a[i]) and (a[i]<=6.4) then inc(dem3);
if (a[i]<5) then inc(dem4);
end;
writeln('So hoc sinh gioi la: ',dem1);
writeln('So hoc sinh kha la: ',dem2);
writeln('So hoc sinh trung binh la: ',dem3);
writeln('So hoc sinh kem la: ',dem4);
readln;
end.
#include <bits/stdc++.h>
using namespace std;
double a,b,tb;
int main()
{
cin>>a>>b;
tb=(a+b*2)/3;
cout<<fixed<<setprecision(2)<<tb<<endl;
if (tb>=8.0) cout<<"Gioi";
else if ((tb>=6.5) and (tb<8)) cout<<"Kha";
else if ((tb>=5.0) and (tb<6.5)) cout<<"Trung binh";
else cout<<"Yeu";
return 0;
}
#include <bits/stdc++.h>
using namespace std;
double a,b,kq;
int main()
{
cin>>a>>b;
kq=(a+b*2)/3;
cout<<fixed<<setprecision(2)<<kq;
return 0;
}
#include <bits/stdc++.h>
using namespace std;
double a[10],b,c,tb;
int n,i,dem;
int main()
{
cout<<"Nhap so cot thuong xuyen:"; cin>>n;
tb=0;
for (i=1; i<=n; i++)
{
cin>>a[i];
tb=tb+a[i];
}
cin>>b>>c;
tb=tb+b+c;
cout<<fixed<<setprecision(2)<<tb/(n+2)<<endl;
if (tb>=8) cout<<"Gioi";
else if ((tb>=6.5) and (tb<8)) cout<<"Kha";
else if ((tb>=5) and (tb<6.5)) cout<<"Trung binh";
else cout<<"Yeu";
return 0;
}