第二天 函数指针
#include <stdio.h>
#include <stdlib.h>
#include <stdlib.h>
void initScores(int *data, int size)
{
for (int i = 0; i < size; i++) {
/* code */
printf("请输入第%d个数据 \n",i+1);
scanf("%d",*data);
if(*data>100 || *data < 0){
printf("非法输入");
}
}
}
{
for (int i = 0; i < size; i++) {
/* code */
printf("请输入第%d个数据 \n",i+1);
scanf("%d",*data);
if(*data>100 || *data < 0){
printf("非法输入");
}
}
}
void printScores(int *data, int size)
{
for (int i = 0; i < size; i++) {
/* code */
printf("第%d个学生 分数是=%d \n",i-1, data[i]);
}
}
{
for (int i = 0; i < size; i++) {
/* code */
printf("第%d个学生 分数是=%d \n",i-1, data[i]);
}
}
int getMax(int *data, int size)
{
int max;
max = *data;
for (int i = 0; i < size; i++) {
/* code */
if(max < *data){
max = *data;
}
}
return max;
}
{
int max;
max = *data;
for (int i = 0; i < size; i++) {
/* code */
if(max < *data){
max = *data;
}
}
return max;
}
int getMin(int *data, int size)
{
int min;
min = *data;
for (int i = 0; i < size; i++) {
/* code */
if(min > *data){
min = *data;
}
}
return min;
}
float getAverage(int *data, int size)
{
int i;
int total = 0;
float average;
for (int i = 0; i < size; i++) {
/* code */
total= total + *data;
}
average = total / size;
return average;
}
void printRet(int max, int min, float average)
{
printf("max=%d \n min=%d \n 平均分=%f \n",max,min,average);
}
int main()
{
int arr[10];
int len;
int max, min;
float average;
len=sizeof(arr)/sizeof(arr[0]);
initScores(arr, len);
printScores(arr, len);
max=getMax(arr, len);
min=getMin(arr, len);
average=getAverage(arr, len);
printRet(max,min,average);
return 0;
}
{
int min;
min = *data;
for (int i = 0; i < size; i++) {
/* code */
if(min > *data){
min = *data;
}
}
return min;
}
float getAverage(int *data, int size)
{
int i;
int total = 0;
float average;
for (int i = 0; i < size; i++) {
/* code */
total= total + *data;
}
average = total / size;
return average;
}
void printRet(int max, int min, float average)
{
printf("max=%d \n min=%d \n 平均分=%f \n",max,min,average);
}
int main()
{
int arr[10];
int len;
int max, min;
float average;
len=sizeof(arr)/sizeof(arr[0]);
initScores(arr, len);
printScores(arr, len);
max=getMax(arr, len);
min=getMin(arr, len);
average=getAverage(arr, len);
printRet(max,min,average);
return 0;
}

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