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# include< stdio.h >
# include< math.h >
int main()
{
int a;
int b;
int Pow( int m, int n );
while( 1 )
{
printf( "Please input 2 numbers:\n" );
scanf( "%d, %d", &a, &b );
getchar();
printf( "The power is %d.\n", Pow( a, b ) );
getchar();
}
}
int IsEven( int Y ) //判断奇偶
{
if( ( Y % 2 ) == 0 )
return 1;
else
return 0;
}
int
Pow( int X, int N ) //递归求幂运算
{
if( N == 0 )
{
return 1;
}
if( N == 1 )
{
return X;
}
if( IsEven( N ) )
{
return Pow( (X * X), (N / 2) );
}
else
{
return Pow( (X * X), (N / 2) ) * X;
}
}
//这个程序在VB6怎么也得不出正确的运算结果,不知道哪出问题了,望来个大佬解惑,感激感谢
- #include <stdio.h>
- #include <math.h>
- int main(){
- int POW(int b, int e);
- int a, b;
- printf("Please enter 2 integer: ");
- scanf("%d%d", &a, &b);
- printf("The power %d of %d is %d", b, a, POW(a, b));
- return 0;
- }
- int POW(int b, int e){
- if(!(e)) return 1;
- else if(e == 1) return b;
- else if(!(e%2)) return POW(b*b, e/2);
- else return POW(b*b, e/2)*b;
- }
复制代码
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