高级语言讲演稿 C 第4章

init for k1 */ m=0; for(i=1;i<=n;i++) { m=m+k; /* sum for odd */ k=k+2; /* next odd */ } if(m==n*n*n) break; else k1=k1+2; /* next k1 init value */ } while(1); /* for do-while */ printf(\ for(i=1;i<=n;i++){ printf(\ /* without '\\n' */ if(i /* 2x(4)-4x(3)+6x(2)-8x-8=0 */ void main() { float x1,x2,x,y1,y2,y; do { scanf(\ y1=2*x1*x1*x1*x1-4*x1*x1*x1+6*x1*x1-8*x1-8; y2=2*x2*x2*x2*x2-4*x2*x2*x2+6*x2*x2-8*x2-8; printf(\ } while(y1*y2>0); while(1) { x=(x1+x2)/2.0; y=2*x*x*x*x-4*x*x*x+6*x*x-8*x-8; y1=2*x1*x1*x1*x1-4*x1*x1*x1+6*x1*x1-8*x-8; if(fabs(y)<1e-5) break; else if(y*y1>0) x1=x; else x2=x; } printf(\ }?? 4.5.6 4.6