#include<stdio.h>

#include<stdlib.h>
#include<limits.h>
 
int** buildTsble(void);
void fillTable(int** table);
void processTable(int** table);
int smaller(int first,int second);
int larger(int first,int second);
int rowMinimum(int* rowRtr);
int rowMaximum(int* rowPtr);
float rowAverage(int* rowPtr);
 
//动态数组（main） 
int main() {
int** table;
table=buildTsble();
fillTable(table);
processTable(table);
return 0;
}
 
//动态数组（buildTable） 
int** buildTsble(void) {
int rowNum;
int colNum;
int** table;
int row;
printf("\nEnter the number of rows in the table: ");
scanf("%d",&rowNum);
table=(int**)calloc(rowNum+1,sizeof(int*));
for(row=0;row<rowNum;row++) {
printf("Enter number of integers in row %d: ",row+1);
scanf("%d",&colNum);
table[row]=(int*)calloc(colNum+1,sizeof(int));
table[row][0]=colNum;
}
table[row]=NULL;
return table;
}
 
//动态数组（fillTable）
 void fillTable(int** table) {
 
int row=0;
 
printf("\n========================");
 
printf("\nNow we fill the table.\n");
 
printf("\nFor each row enter the data");
 
printf("\nand press return: ");
 
printf("\n=========================\n");
 
while(table[row]!=NULL) {
printf("\nrow%d (%d integers)=====> ",row+1,table[row][0]);
for(int columm=1;columm<=*table[row];columm++)
scanf("%d",table[row]+columm);
 
row++;
}
return ;
 }
 
 //动态数组：表处理
 void processTable(int** table) {
 
int row=0;
 
int rowMin;
 
int rowMax;
 
float rowAve;
 
while(table[row]!=NULL) {
rowMin=rowMinimum(table[row]);
rowMax=rowMaximum(table[row]);
rowAve=rowAverage(table[row]);
printf("\nThe statistics for row %d ",row+1);
printf("\nThe minimum: %5d",rowMin);
printf("\nThe maximum: %5d",rowMax);
printf("\nThe average: %8.2f",rowAve);
row++;
}
return ;
 }
 
 //动态数组：查找最小值
 int rowMinimum(int* rowPtr) {
 
int rowMin=INT_MAX;
 
 
for(int columm=1;columm<=*rowPtr;columm++)
 
rowMin=smaller(rowMin,*(rowPtr+columm));
return rowMin;
 }
 
 //动态数组：查找航最大值
 int rowMaximum(int* rowPtr) {
 
int rowMax=INT_MIN;
 
 
for(int columm=1;columm<=*rowPtr;columm++)
 
rowMax=larger(rowMax,*(rowPtr+columm));
return rowMax;
 } 
 
 //动态数组：查找平均值
 float rowAverage(int* rowPtr) {
 
float total=0;
 
float rowAve;
 
for(int columm=1;columm<*rowPtr;columm++)
total+=(float)*(rowPtr+columm);
rowAve = total/ *rowPtr;
return rowAve;
 } 
 
//动态数组：查找更小值
int smaller(int first,int second) {
return (first<second?first:second);
} 
 
//动态数组：查找更大值
int larger(int first,int second) {
return (first>second?first:second);
}