/计算圆柱体积* 例5-1源程序 include <stdio.h> int main( void) double height, radius, volume double cylinder( double r, double h);/函数声明 printf (" enter radius and height: scanf(%lf%If", &radius, &height); /调用函数,返回值赋给 volume volume cylinder (radius, height ) printf Volume =%.3fIn", volume) return 0/* 计算圆柱体积 */ 例5-1源程序 #include <stdio.h> int main( void ) { double height, radius, volume; double cylinder (double r, double h); /* 函数声明*/ printf ("Enter radius and height: "); scanf ("%lf%lf", &radius, &height); /* 调用函数，返回值赋给volume */ volume = cylinder (radius, height ); printf ("Volume = %.3f\n", volume); return 0; }