【C语言】牛顿切线公式计算 a 的立方根 02

//do while
#include <stdio.h>
#include <math.h>
int main(){
	float x0, x1;
	float a;
	x1 = 1;
	printf("请输入a(不为0):");
	scanf("%f", &a);				//
	do{
		x0 = x1;
		x1 = (2 * pow(x0, 3) + a) / (3 * pow(x0,2));
	}while(fabs(x1 - x0) > 1e-6);
	printf("%f", x1);
}	

bug

success

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//while
#include <stdio.h>
#include <math.h>
int main(){
	float x0, x1;
	float a;
	printf("请输入a(不为0)");
	scanf("%d", &a);
	
	x0 = 1;
	x1 = (2*pow(x0, 3) + a) / (3 * pow(x0,2));
	while(fabs(x1 - x0) > 1e-6)
	{//do while
		x0 = x1;
		x1 = (2*pow(x0, 3) + a) / (3 * pow(x0,2));
	}
	printf("%f", x1);
}	

bug
多加了个;

success