GQ70型鋼筋切斷機(jī)的設(shè)計(jì)

GQ70型鋼筋切斷機(jī)的設(shè)計(jì).2.3增加函數(shù)及其流程圖.添加通訊錄記錄流程圖：.顯示通訊錄記錄流程圖：.刪除通訊錄記錄流程圖：.查詢(xún)通訊錄記錄流程圖：2.3源程序#include<stdio.h>#include<stdlib.h>#include<string.h>typedefstruct { charscore;/*編號(hào)*/ charname[10];/*姓名*/ charnum[15];/*號(hào)碼*/ charemail[20]; /*郵箱*/ charage[8]; /*年齡*/ charadds[20]; /*住址*/ }Person;Personpe[80];intmenu_select() { charc; do{ system("cls"); printf("\t\t*****通訊錄*****\n"); printf("\t\t┌───────┐\n"); printf("\t\t│1.添加記錄│\n"); printf("\t\t│2.顯示記錄│\n"); printf("\t\t│3.刪除記錄│\n"); printf("\t\t│4.查詢(xún)記錄│\n"); printf("\t\t│0.退出程序│\n"); printf("\t\t└───────┘\n"); printf("\t\t請(qǐng)您選擇(0-4):"); c=getchar(); }while(c<'0'||c>'4'); return(c-'0'); }intInput(Personper[],intn){ inti=0; charsign,x[10]; while(sign!='n'&&sign!='N') { printf("\t編號(hào):"); scanf("\t%d",&per[n+i].score); printf("\t姓名:"); scanf("\t%s",per[n+i].name); printf("\t年齡:"); scanf("\t%s",per[n+i].age); printf("\t電話(huà)號(hào)碼:"); scanf("\t%s",per[n+i].num); printf("\t通訊住址:"); scanf("\t%s",per[n+i].adds); printf("\t電子郵箱:"); scanf("\t%s",per[n+i].email); gets(x); printf("\n\t是否繼續(xù)添加?(Y/N)"); scanf("\t%c",&sign); i++; } return(n+i);}voidDisplay(Personper[],intn){ inti; printf("\n");/*格式*/ printf("編號(hào)姓名年齡電話(huà)號(hào)碼通訊地址電子郵箱\n"); printf("\n"); for(i=1;i<n+1;i++) { printf("%-5d%-8s%-6s%-13s%-15s%-15s\n",per[i-1].score,per[i-1].name,per[i-1].age,per[i-1].num,per[i-1].adds,per[i-1].email); if(i>1&&i%10==0) { printf("\t\n"); printf("\t"); system("pause"); printf("\t\n"); } } printf("\n"); system("pause");}intDelete_a_record(Personper[],intn){ chars[20]; inti=0,j; printf("\t請(qǐng)輸入想刪除記錄中的名字:"); scanf("%s",s); while(strcmp(per[i].name,s)!=0&&i<n)i++; if(i==n) { printf("\t通訊錄中沒(méi)有此人!\n"); return(n); } for(j=i;j<n-1;j++) { strcpy(per[j].num,per[j+1].num); strcpy(per[j].name,per[j+1].name); strcpy(per[j].age,per[j+1].age); strcpy(per[j].adds,per[j+1].adds); strcpy(per[j].email,per[j+1].email); per[j].score=per[j+1].score; } printf("\t\t\t已經(jīng)成功刪除!\n"); return(n-1);}voidQuery_a_record(Personper[],intn){ intm; printf("\t\n請(qǐng)選擇查詢(xún)方式:\n");printf("\t┌──────┐\n");printf("\t│1姓名│\n");printf("\t│2電話(huà)│\n");printf("\t│3地址│\n");printf("\t│4返回│\n");printf("\t└──────┘\n");printf("請(qǐng)選擇:");scanf("%d",&m);while(m!=1&&m!=2&&m!=3&&m!=4){ printf("輸入錯(cuò)誤，請(qǐng)重新選擇:"); scanf("%d",&m); } if(m==1) { chars[20]; inti=0; printf("\t請(qǐng)輸入想查詢(xún)的姓名:"); scanf("\t%s",s); while(strcmp(per[i].name,s)!=0&&i<n)i++; if(i==n) { printf("\t通訊錄中沒(méi)有此人!\n"); return; } printf("\t此人編號(hào):%d\n",per[i].score); printf("\t此人年齡:%s\n",per[i].age); printf("\t電話(huà)號(hào)碼:%s\n",per[i].num); printf("\t通訊地址:%s\n",per[i].adds); printf("\t電子郵箱:%s\n",per[i].email); }; if(m==2) { chars[20]; inti=0; printf("\t請(qǐng)輸入想查詢(xún)的電話(huà):"); scanf("\t%s",s); while(strcmp(per[i].num,s)!=0&&i<n)i++; if(i==n) { printf("\t通訊錄中沒(méi)有此人!\n"); return; } printf("\t此人編號(hào):%d\n",per[i].score); printf("\t此人姓名:%s\n",per[i].name); printf("\t此人年齡:%s\n",per[i].age); printf("\t通訊地址:%s\n",per[i].adds); printf("\t電子郵箱:%s\n",per[i].email); }; if(m==3) { chars[20]; inti=0; printf("\t請(qǐng)輸入想查詢(xún)的地址:"); scanf("\t%s",s); while(strcmp(per[i].adds,s)!=0&&i<n)i++; if(i==n) { printf("\t通訊錄中沒(méi)有此人!\n"); return; } printf("\t此人編號(hào):%d\n",per[i].score); printf("\t此人姓名:%s\n",per[i].name); printf("\t此人年齡:%s\n",per[i].age); printf("\t電話(huà)號(hào)碼:%s\n",per[i].num); printf("\t電子郵箱:%s\n",per[i].email); };}voidChange(Personper[],intn){ chars[20]; inti=0; printf("\t請(qǐng)輸入想修改的記錄中的名字:"); scanf("%s",s); while(strcmp(per[i].name,s)!=0&&i<n)i++; if(i==n) { printf("\t通訊錄中沒(méi)有此人!\n"); return; } printf("\t編號(hào):"); scanf("\t%d",&per[i].score); printf("\t姓名:"); scanf("\t%s",per[i].name); printf("\t年齡:"); scanf("\t%s",per[i].age); printf("\t電話(huà)號(hào)碼:"); scanf("\t%s",per[i].num); printf("\t通訊住址:"); scanf("\t%s",per[i].adds); printf("\t電子郵箱:"); scanf("\t%s",per[i].email); printf("\t修改成功！");}voidWritetoText(Personper[],intn){ inti=0; FILE*fp;/*定義文件指針*/ charfilename[20];/*定義文件名*/ printf("\t保存到文件\n");/*輸入文件名*/ printf("\t請(qǐng)輸入所保存的文件名:"); scanf("\t%s",filename); if((fp=fopen(filename,"w"))==NULL) { printf("\t無(wú)法打開(kāi)文件\n"); system("pause"); return; } fprintf(fp,"******************************************通訊錄******************************************\n"); fprintf(fp,"編號(hào)姓名年齡電話(huà)號(hào)碼通訊地址電子郵箱\n"); fprintf(fp,"\n"); while(i<n) { fprintf(fp,"%-3d\t%-6s\t%-3s\t%-13s\t%-20s\t%-20s\n",per[i].score,per[i].name,per[i].age,per[i].num,per[i].adds,per[i].email); i++; } fprintf(fp,"\n"); fprintf(fp,"***************************************共有%d條記錄****************************************\n",n); fclose(fp);/*關(guān)閉文件*/ printf("保存成功!\n");}voidmain(){ intn=0; for(;;) { switch(menu_select()) { case1: printf("\n\t添加記錄到通訊錄\n"); n=Input(pe,n); break; case2: printf("\n\t\t\t通訊錄記錄表\n"); Display(pe,n); break; case3: printf("\n\t從通訊錄中刪除記錄\n"); n=Delete_a_record(pe,n); printf("\t"); system("pause"); break; case4: printf("\n\t在通訊錄中查找記錄\n"); Query_a_record(pe,n); printf("\t"); system("pause"); break; case0: printf("\n\t\t謝謝使用，再見(jiàn)!\n"); printf("\n\t\t"); system("pause"); exit(0); } }}3．設(shè)計(jì)結(jié)果與分析3.1運(yùn)行程序?qū)⒃闯绦蚓幾g、鏈接后生成可執(zhí)行文件，運(yùn)行該文件會(huì)看到如圖所示界面。運(yùn)行主函數(shù)時(shí)，首先調(diào)用函數(shù)menu();，該函數(shù)主要是利用輸出函數(shù)printf進(jìn)行輸出，其結(jié)圖所示。3.2增加信息3.2.1輸入1顯示添加通訊錄界面。這一函數(shù)實(shí)現(xiàn)了對(duì)字符串賦值的功能[1]。系統(tǒng)提示通訊錄使用者輸入相應(yīng)信息，然后用scanf函數(shù)獲取輸入數(shù)據(jù)。每次輸入結(jié)束后，系統(tǒng)輸出詢(xún)問(wèn)是否繼續(xù)添加的信息，然后執(zhí)行switch語(yǔ)句，如果返回值是“y”，則繼續(xù)執(zhí)行addnewcard()函數(shù)添加用戶(hù)，否則返回主菜單。3.2.2輸入2顯示顯示通訊錄界面。這一函數(shù)實(shí)現(xiàn)了對(duì)字符串賦值的功能[2]。系統(tǒng)提示通訊錄使用者輸入相應(yīng)信息，然后用scanf函數(shù)獲取輸入數(shù)據(jù)。，然后執(zhí)行switch語(yǔ)句，如果返回值是“y”，則繼續(xù)執(zhí)行函數(shù)顯示，否則返回主菜單。3.2.3在主菜單輸入3顯示刪除通訊錄界面。在主菜單界面輸入數(shù)字“3”，執(zhí)行deletecard()函數(shù)刪除用戶(hù)。當(dāng)通訊錄執(zhí)行者輸入要?jiǎng)h除學(xué)生的姓名，系統(tǒng)會(huì)搜索數(shù)據(jù)庫(kù)并將搜索結(jié)果輸出。然后征求確認(rèn)。每次刪除成功后系統(tǒng)會(huì)詢(xún)問(wèn)是否繼續(xù)刪除，然后執(zhí)行相應(yīng)操作。刪除后，通訊錄里的顯示記錄顯示：刪除通訊錄記錄時(shí)首先選擇出名字，其次