bai tap C ++ thi

Tiêu đề: bai tap C ++ thi Wed Mar 09, 2011 6:54 pm

//bai1
#include
#include
int i;
int max(int a[],int n){
int max = a[0];
for(i=1;i if(max max = a[i];
return max;
}
int min(int a[],int n){
int min = a[0];
for(i=1;i if(min>a[i])
min = a[i];
return min;
}
int vitri_max(int a[],int n){
int max = a[0];
int vitri;
for(i=0;i if(max<=a[i]){
max = a[i];
vitri = i;
}
return vitri+1;
}
int vitri_min(int a[],int n){
int min = a[0];
int vitri;
for(i=0;i if(min>=a[i]){
min = a[i];
vitri =i;
}
return vitri+1;
}
void main(){
int a[1000],n;
printf("Nhap n: ");
scanf("%d",&n);
printf("Nhap mang: \n");
for(i=0;i {printf("Nhap so thu %d",&i+1);scanf("%d",&a[i]);}
printf("\nMax la:%d",max(a,n));
printf(",o vi tri %d",vitri_max(a,n));
printf("\nMin la:&d",min(a,n));
printf(",o vi tri %d",vitri_min(a,n));

getch();
}
=========================
//bai2
#include
#include
#include
#include
int A[1000];
int i,n,T;
void main()
{
printf("\nNhap vao gia tri n:");scanf("%d",&n);
for(i=0;i {printf("\nphan thu thu %d:",i+1);scanf("%d",&A[i]);}
printf ("Mang ban vua nhap la:");
for (i=0;i//tinh tong
T=0;
for(i=0;i T+=A[i];
printf("\nTong cac phan tu cua mang A la:%d",T);
getch();
}
================
//bai3
#include
#include
#include
int A[1000];
int max_min(int n,int m)
{
int max,min,i;
max=min=A[0];
if(m==1)
{
for(i=0;i return max;
}
else
{
for(i=0;iA[i]) min=A[i];}
return min;
}
}
int tong(int A[], int n)
{
int i,s,tbc=0;
for (i=0; i {
s = s + A[i];
} tbc=s/n;
return tbc;
}
int max_min(int,int);
int i,n,t,tbc;
void main()
{
printf("\nNhap vao gia tri n:");
scanf("%d",&n);
for(i=0;i{printf("\nphan thu thu %d:",i+1);scanf("%d",&A[i]);}
printf("\nPhan tu lon nhat cua mang A la:%d",max_min(n,1));
printf("\nphan tu nho nhat cua mang A la:%d",max_min(n,0));
// tinh trung binh conh
printf("\nTrung binh cong cac phan tu cua mang la: %d",tong(A,n));
getch();
}