#include <stdio.h>

#include <conio.h>

#define N 4

static double x[N+1]={0.4,0.55,0.8,0.9,1}

static double y[N+1]={0.41075,0.57815,0.88811,1.02652,1.17520}

void main()

{

double varx,f[N+1][N+1]

int checkvalid(double x[],int n)

void chashang(double x[],double y[],double f[][N+1])

double compvalue(double t[][N+1],double x[],double varx)

varx=0.5

if(checkvalid(x,N)==1)

-# Include <stdio.h># Include <conio.h># Define N 4 static double x [N+1] = {0.4,0.55,0.8,0.9,1}　static double y [N+1] = {0.41075,0.57815,0.88811,1.02652,1.17520}　void main () {double varx, f [N+1] [N+1]　int checkvalid (double x [], int n)　void chashang (double x [], double y [], double f [] [N+1])　double compvalue (double t [] [ N+1], double x [], double varx)　varx = 0.5　if (checkvalid (x, N) == 1)