Lab5Lab5姓名姓名學號徐松松41345053班級1304說明：說明：將本文檔改名為“學號_姓名班級_Lab5.do在下次上機時通過課程中心提交本文檔。實驗內容和實驗要求(上機指導P132)練習題一運行結果截圖：#include<stdio.h>#include<math.h>#include<stdio.h>#include<math.h>voidmain(){intx,y;intm,n,r;scanf("%d,%d",&x,&y); //從鍵盤輸入兩個數m=abs(x);n=abs(y);//窮舉法求最大公約數if(m<n){r=m;m=n;n=r;}r=n;while(r>1){if(m%r==0&&n%r==0)break;elser--;}printf("窮舉法求最大公約數：%d\n",r);/*輾轉相除法求最大公約數*/if(m<n){r=m;r=m;m=n;n=r;}do{r=m%n;m=n;n=r;}while(r!=0);printf輾("轉相除法求最大公約數：%d\n",m);/求最小公倍數}思考題及問題：①運行結果截圖：②運行結果截圖：③答案：練習題二運行結果截圖：思考題及問題：答案：#include<stdio.h>#include<math.h>voidmain()#include<stdio.h>#include<math.h>voidmain(){floatx,x0,x1;printf("Inputx:\n");scanf("%f",&x);x1=x/2; //do{x0=x1;x1=(x0+x/x0)/2;}while(fabs(x0-x1)>1e-6);printf("sqarofxis:%f\n",x1);//輸出計算結果}練習題三運行結果截圖：思考題及問題：①答案：源程序文本（修改部分紅色字體標注）#include<stdio.h>voidmain(){inti,j; //i,j//圖1for(i=1;i<=10;i++){for(j=1;j<=i;j++)printf("");for(j=21-2*i;j>0;j--)printf("*");printf("\n");}//圖2printf("\n");for(i=1;i<=10;i++){for(j=1;j<=i;j++)printf("");for(j=11-i;j>0;j--)printf("*");printf("\n");}//圖3printf("\n");for(i=1;i<=10;i++){for(j=11-i;j>0;j--)printf("");for(j=1;j<=i;j++)printf("%d",2*j-1);printf("\n");}//圖4printf("\n");for(i=1;i<=9;i++){for(j=10-i;j>0;j--)printf("");for(j=1;j<=2*i-1;j++)printf("%c",'A'+i-1);printf("\n");}for(i=1;i<=8;i++){for(i=1;i<=8;i++){for(j=1;j<=i+1;j++)printf("");for(j=17-2*i;j>0;j--)printf("%c",'I'-i);printf("\n");}}②答案：源程序文本（修改部分紅色字體標注）#include<stdio.h>voidmain(){inti,j; //i,j//圖1for(i=1;i<=5;i++){for(j=1;j<=30+i;j++)printf("");for(j=11-2*i;j>0;j--)printf("*");printf("\n");}//圖2printf("\n");for(i=1;i<=5;i++){for(j=1;j<=30+i;j++)printf("");for(j=6-i;j>0;j--)printf("\n");}//圖3printf("\n");for(i=1;i<=5;i++){for(j=30+6-i;j>0;j--)printf("");for(j=1;j<=i;j++)printf("%d",2*j-1);printf("\n");}//圖4printf("\n");for(i=1;i<=4;i++){for(j=30+5-i;j>0;j--)printf("");for(j=1;j<=2*i-1;j++)printf("%c",'A'+i-1);printf("\n");}for(i=1;i<=3;i++){for(j=1;j<=30+i+1;j++)printf("");for(j=7-2*i;j>0;j--)printf("%c",'D'-i);printf("\n");}}運行結果截圖：自測練習自測練習一源