【正文】 printf(”%13f“,record[i].scor_phy)。printf(”%13f“,record[i].scor_eng)。printf(”%19s“,record[i].name)。else{printf(”查詢結(jié)果:n“)。iif(strcmp(record[i].number,tempnumber)==0)}break。}while(strcmp(tempnumber,”“)==0)。printf(”請(qǐng)輸入要查詢的學(xué)生學(xué)號(hào):“)。} } void myselect(int xueshengnumber,struct student record[100]){int i。printf(”%13f“,record[i].scor_phy)。printf(”%13f“,record[i].scor_eng)。} return(xueshengnumber)。x=scanf(”%f“,amp。for(i=0。if(xueshengnumber==0)printf(”請(qǐng)先錄入學(xué)生成績(jī),再顯示學(xué)生成績(jī)n“)。do {fflush(stdin)。tempmaths)。do {fflush(stdin)。tempenglish)。do {fflush(stdin)。while(strcmp(tempnumber,”“)==0)。printf(”學(xué)號(hào)（用結(jié)束）:n“)。dogets(tempname)。printf(”請(qǐng)輸入第%d個(gè)記錄:n“,xueshengnumber+1)。record[xueshengnumber].scor_phy=tempphysics。record[xueshengnumber].scor_eng=tempenglish。){strcpy(record[xueshengnumber].name,tempname)。tempnumber[0]!=39。amp。}while(tempphysics||tempphysicswhile(tempname[0]!=39。x=scanf(”%f“,amp。}while(tempmaths||tempmathsprintf(”物理成績(jī):n“)。x=scanf(”%f“,amp。}while(tempenglish||tempenglishprintf(”數(shù)學(xué)成績(jī):n“)。x=scanf(”%f“,amp。printf(”英語(yǔ)成績(jī):n“)。dogets(tempnumber)。while(strcmp(tempname,”“)==0)。printf(”姓名（用結(jié)束）:n“)。int x。printf(“|1:錄入學(xué)生成績(jī)（包括姓名、學(xué)號(hào)、英語(yǔ)、數(shù)學(xué)、物理、），輸入完成按“”結(jié)束int mycreat(int xueshengnumber,struct student record[100]){char tempname[100],tempnumber[100]。printf(“|3:查詢學(xué)生成績(jī)。printf(“|5:添加學(xué)生成績(jī)。printf(”|0:退出該系統(tǒng)printf(“|7:排序?qū)W生成績(jī)。|n“)。|n“)。|n“)。|n“)。printf(”|學(xué)生成績(jī)管理系統(tǒng)，請(qǐng)選擇數(shù)字進(jìn)行相應(yīng)操作|n“)。)。||yesorno==39。}while(yesorno==39。n39。amp。y39。amp。N39。amp。Y39。doyesorno=getch()。break。039。break。739。}break。myselect(xueshengnumber,record)。mymodify(xueshengnumber,record)。xueshengnumber=myadd(xueshengnumber,record)。639。539。439。339。}break。239。break。139。choose=getch()。739。choose=getch()。int xueshengnumber=0。char choose,yesorno。float scor_math。void mysort(int xueshengnumber,struct student record[100])。int myadd(int xueshengnumber,struct student record[100])。void myselect(int xueshengnumber,struct student record[100])。int mycreat(int xueshengnumber,struct student record[100])。}。學(xué)生成績(jī)管理系統(tǒng)include include include struct student {char name[100]。}}record[k].scor_phy=record[i].scor_phy。printf(”%13f“,record[i].scor_phy)。printf(”%13f“,record[i].scor_eng)。iprintf(”%19s“,record[i].name)。}printf(”顯示所有學(xué)生成績(jī)n“)。record[i].scor_math=tempmaths。tempmaths=record[k].scor_math。record[k].scor_eng=record[i].scor_eng。strcpy(record[i].name,tempnumber)。strcpy(tempname,record[k].name)。strcpy(record[k].number,record[i].number)。j{ {if(strcmp(record[k].number,record[j].number)0)k=j。ik=i。while(strcmp(tempnumber,”“)==0)。printf(”按學(xué)號(hào)從小到大的排序n“)。char tempnumber[100],tempname[100]。return xueshengnumber。}} } xueshengnumber。record[i].scor_math=record[i+1].scor_math。strcpy(record[i].number,record[i+1].number)。iif(strcmp(record[i].number,tempnumber)==0)break。while(strcmp(tempnumber,”“)==0)。printf(”請(qǐng)輸入要?jiǎng)h除的學(xué)生學(xué)號(hào):n“)。iint i。Mydelete函數(shù)代碼int mydelete(int xueshengnumber,struct student record[100]){} if(iif(i+1==xueshengnumber)xueshengnumber。record[xueshengnumber].scor_phy=tempphysics。record[xueshengnumber].scor_eng=tempenglish。}return xueshengnumber。tempphysics)。do{fflush(stdin)。tempmaths)。do{fflush(stdin)。tempenglish)。do{fflush(stdin)。}while(strcmp(tempname,”“)==0)。}while(strcmp(tempnumber,”“)==0)。gets(tempnumber)。for(i=0。do { }gets(tempnumber)。float tempenglish,tempmaths,tempphysics。Myadd函數(shù)代碼int myadd(int xueshengnumber,struct student record[100]){int i,x。record[i].scor_math=tempmaths。} }strcpy(record[i].number,tempnumber)。tempphysics)。do {fflush(stdin)。tempmaths)。do{fflush(stdin)。tempenglish)。do {fflush(stdin)。}while(strcmp(tempnumber,”“)==0)。printf(”請(qǐng)輸入正確的學(xué)生學(xué)號(hào):“)。do{gets(tempname)。if(i==xueshengnumber)printf(”沒(méi)有查詢到此學(xué)生n“)。ifor(i=0。float tempenglish,tempmaths,tempphysics。}}Mymodify函數(shù)代碼id mymodify(int xueshengnumber,struct student record[100]){ int i,x。printf(”%13f“,record[i].scor_phy)。printf(”%13f“,record[i].scor_eng)。printf(”%19s“,record[i].name)。else{printf(”查詢結(jié)果:n“)。iif(strcmp(record[i].number,tempnumber)==0)}break。}while(strcmp(tempnumber,”“)==0)。printf(”請(qǐng)輸入要查詢的學(xué)生學(xué)號(hào):“)。Myselect函數(shù)代碼void myselect(int xueshengnumber,struct student record[100]){int i。printf(”%13f“,record[i].scor_phy)。printf(”%13f“,record[i].scor_eng)。iprintf(”%19s“,record[i].name)。else{printf(”請(qǐng)輸入學(xué)生成績(jī)n“)。}while(tempphysics||tempphysicsMyshow函數(shù)代碼void myshow(int xueshengnumber,struct student record[100]){int i。tempphysics)。do {fflush(stdin)。tempmaths)。do {fflush(stdin)。tempenglish)。do {fflush(stdin)。while(strcmp(tempnumber,”“)==0)。printf(”學(xué)號(hào)（用結(jié)束）:n“)。dogets(tempname)。printf(”請(qǐng)輸入第%d個(gè)記錄:n“,xueshengnumber+1)。record[xueshengnumber].scor_phy=tempphysics。record[xueshengnumber].scor_eng=tempenglish。){strcpy(record[xueshengnumber].name,tempname)。tempnumber[0]!=39。amp。}while(tempphysics||tempphysicswhile(tempname[0]!=39。x=scanf(”%f“,amp。}while(tempmaths||tempmathsprintf(”物理成績(jī):n“)。x=scanf(”%f“,amp。}while(tempenglish||tempenglishprintf(”數(shù)學(xué)成績(jī):n“)。x=scanf(”%f“,amp。printf(”英語(yǔ)成績(jī):n“)。dogets(tempnumber)。while(strcmp(tempname,“)==0)。printf(“姓名（用結(jié)束）:n”)。int x。Mycreat函數(shù)代碼int mycreat(int xueshengnumber,struct student record[100]){char tempname[100],tempnumber[100]。|n”)。|n”)。|n”)。|n”)。|n”)。|n”)。printf(“|1:錄入學(xué)生成績(jī)（包括姓名、學(xué)號(hào)、英語(yǔ)、數(shù)學(xué)、物理、），輸入完成按“”結(jié)束 |n”)。void printmenu(){} printf(“||n”)。)。||yesorno==39。}while(yesorno==39。n39。amp。y39。amp。N39。amp。Y39。doyesorno=getch()。break。039。break。break。break。break。break。739。639。539。439。339。}break。239。break。139。choose=getch()。739。choose=getch()。float scor_math。do { printmenu()。struct student record[100]。void mysort(int xueshengnumber,struct student record[100])。int myadd(int xueshengnumber,struct student record[100])。void myselect(int xueshengnumber,struct student record[100])。int mycreat(int xueshengnumber,struct student