只为伊人心独醉
2016-03-21 15:37
#include <stdio.h>
int Sum(int score[])
{int i,sum;
for(i=0,sum=0;i<10;i++)
{
sum+=score[i];
}
printf("成绩总分为%d\n",sum);
return sum;
}
int Max(int score[])
{
int i,max;
for(i=0;i<9;i++){
if(max<=score[i]){
max=score[i];
}
}
printf("成绩最高分为%d\n",max);
return max;
}
int Min(int score[])
{
int i,min;
for(i=0;i<9;i++){
if(min>=score[i]){
min=score[i];
}
}
printf("成绩最低分为%d\n",min);
return min;
}
int Avg(int score[],int n)
{int i,sum,avg;
for(i=0;i<10;i++)
{
sum+=score[i];
} avg=sum/n;
printf("成绩平均分为%d\n",avg);
return avg;
}
int Order(int score[])
{
int i,j,temp;
if(i!=9){printf("%d\n,",score[i]);}
else{printf("%d\n",score);}
for(i=8;i>=0;i--){
for(j=0;j<=i;j++)
if(score[j]<=score[j+1]){
temp=score[j];
score[j]=score[j+1];
score[j+1]=temp;
}
}return 0;
}
int main()
{
int score[]={67,98,75,63,82,79,81,91,66,84};
Sum(score);
Max(score);
Min(score);
Avg(score,10);
Order(score);
int i;
for(i=0;i<10;i++){
if(i!=9){
printf("%d\n,",score[i]);
}else{
printf("%d\n",score[i]);
}
}
return 0;
}

min,sum都需要初始化,min,max可以为数组第一个元素,sum为0
#include <stdio.h>
int Sum ( int score[] )
{
int i, sum = 0;
for ( i=0; i<10; i++ )
{
sum += score[i];
}
printf ( "成绩总分为%d\n", sum );
return sum;
}
int Max ( int score[] )
{
int i, max = 0;
for ( i=0; i<10; i++ )
{
if ( score[i] > max )
{
max = score[i];
}
}
printf("成绩最高分为%d\n", max );
return max;
}
int Min ( int score[] )
{
int i, min;
for ( i=0; i<10; i++ )
{
if ( min > score[i] )
{
min = score[i];
}
}
printf ("成绩最低分为%d\n", min );
return min;
}
int Avg( int score[], int n )
{
int i, sum, avg;
for ( i=0; i<10; i++ )
{
sum += score[i];
}
avg = sum/n;
printf ( "成绩平均分为%d\n", avg );
return avg;
}
void Order ( int score[] )
{
int i,j,temp;
for ( i = 8; i>= 0; i-- )
{
for ( j=0; j<=i; j++)
{
if (score[j] < score[j+1] )
{
temp = score[j];
score[j] = score[j+1];
score[j+1] = temp;
}
}
}
for ( i=0; i<10; i++)
{
printf("%d ",score[i]);
}
printf ( "\n" );
}
int main()
{
int score[]={ 67, 98, 75, 63, 82, 79, 81, 91, 66, 84};
Sum( score );
Max( score );
Min( score );
Avg( score,10 );
Order( score );
return 0;
}max 没有初始化, 应为 int max = 0; 或者 int max = -1;
C语言入门
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