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x1=(x0+a/x0)/2; do

{x0=x1;

x1=(x0+a/x0)/2;

}while(fabs(x0-x1)>=1e-5);

printf(\ is %\\n\ return 0; } 5-14

#include <> #include <> int main()

{double x1,x0,f,f1; x1=; do

{x0=x1;

f=((2*x0-4)*x0+3)*x0-6; f1=(6*x0-8)*x0+3; x1=x0-f/f1;

}while(fabs(x1-x0)>=1e-5);

printf(\ return 0; } 5-15

#include <> #include <> int main()

{float x0,x1,x2,fx0,fx1,fx2; do

{printf(\ scanf(\ fx1=x1*((2*x1-4)*x1+3)-6; fx2=x2*((2*x2-4)*x2+3)-6; }while(fx1*fx2>0); do

{x0=(x1+x2)/2;

fx0=x0*((2*x0-4)*x0+3)-6; if ((fx0*fx1)<0) {x2=x0; fx2=fx0; }

else {x1=x0; fx1=fx0; }

}while(fabs (fx0)>=1e-5); printf(\ return 0; } 5-16

#include <> int main() {int i,j,k;

for (i=0;i<=3;i++) {for (j=0;j<=2-i;j++) printf(\

for (k=0;k<=2*i;k++) printf(\ printf(\ }

for (i=0;i<=2;i++) {for (j=0;j<=i;j++) printf(\

for (k=0;k<=4-2*i;k++) printf(\ printf(\ }

return 0; } 5-17

#include <> int main() {

char i,j,k; /*ÊÇaµÄ¶ÔÊÖ;jÊÇbµÄ¶ÔÊÖ;kÊÇcµÄ¶ÔÊÖ*/ for (i='x';i<='z';i++) for (j='x';j<='z';j++) if (i!=j)

for (k='x';k<='z';k++) if (i!=k && j!=k) if (i!='x' && k!='x' && k!='z') printf(\ return 0;

}

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ÔõÑù¶¨ÒåºÍÒýÓöþάÊý×é148 ÔõÑù¶¨Òå¶þάÊý×é149

ÔõÑùÒýÓöþάÊý×éµÄÔªËØ150 ¶þάÊý×éµÄ³õʼ»¯151 ¶þάÊý×é³ÌÐò¾ÙÀý152 ×Ö·ûÊý×é154

ÔõÑù¶¨Òå×Ö·ûÊý×é154 ×Ö·ûÊý×éµÄ³õʼ»¯155

ÔõÑùÒýÓÃ×Ö·ûÊý×éÖеÄÔªËØ155 ×Ö·û´®ºÍ×Ö·û´®½áÊø±êÖ¾156 ×Ö·ûÊý×éµÄÊäÈëÊä³ö159 ʹÓÃ×Ö·û´®´¦Àíº¯Êý161 ×Ö·ûÊý×éÓ¦ÓþÙÀý165 Ï°Ìâ168 6-1

#include <> #include <> int main()

{int i,j,n,a[101];

for (i=1;i<=100;i++) a[i]=i; a[1]=0;

for (i=2;i

for (i=2,n=0;i<=100;i++) { if(a[i]!=0) {printf(\ n++; }

if(n==10)

{printf(\ n=0; } }

printf(\ return 0; } 6-2

#include <> int main()

{int i,j,min,temp,a[11]; printf(\ for (i=1;i<=10;i++) {printf(\ scanf(\ }

printf(\

printf(\ for (i=1;i<=10;i++) printf(\ printf(\

for (i=1;i<=9;i++) {min=i;

for (j=i+1;j<=10;j++) if (a[min]>a[j]) min=j; temp=a[i]; a[i]=a[min]; a[min]=temp; }

printf(\ for (i=1;i<=10;i++) printf(\ printf(\ return 0; } 6-3

#include <> int main() {

int a[3][3],sum=0;

int i,j;

printf(\ for (i=0;i<3;i++) for (j=0;j<3;j++)

scanf(\ for (i=0;i<3;i++) sum=sum+a[i][i];

printf(\ return 0; } 6-4

#include <> int main()

{ int a[11]={1,4,6,9,13,16,19,28,40,100}; int temp1,temp2,number,end,i,j; printf(\ for (i=0;i<10;i++) printf(\ printf(\

printf(\ scanf(\ end=a[9];

if (number>end) a[10]=number; else

{for (i=0;i<10;i++) {if (a[i]>number) {temp1=a[i]; a[i]=number; for (j=i+1;j<11;j++) {temp2=a[j]; a[j]=temp1; temp1=temp2; } break; } } }

printf(\ for (i=0;i<11;i++) printf(\ printf(\ return 0; }