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2.2 #include main(){ float x=2.5,y=2.5,z=2.5;printf(“x=%fn”,x);printf(“y=%fn”,y);printf(“z=%fn”,z);} 3.1(1)
#include main(){ int a=12,b=3;float x=18.5,y=4.6;printf(“%dn”,(float)(a*b)/2);printf(“%dn”,(int)x%(int)y);} 3.2
#include main(){ int x,b0,b1,b2,s;printf(“Inputx:”);scanf(“%d”,&x);b2=x/100;b1=(x-b2*100)/10;b0=x%10;s=b0*100+b1*10+b2;printf(“s=%dn”,s);} 3.3
#include #include main(){ float rate=0.0225;float n,capital,deposit;printf(“Input n,capital:”);scanf(“%f,%f”,&n,&capital);deposit=capital*pow(1+rate,n);printf(“deposit=%fn”,deposit);} 3.4 #include #include main(){ float a,b,c;double x,y;printf(“Inputa,b,c:”);scanf(“%f,%f,%f”,&a,&b,&c);x=(-b+sqrt(b*b-4*a*c))/(2*a);y=(-b-sqrt(b*b-4*a*c))/(2*a);printf(“x=%f,y=%fn”,x,y);} 4.1(1)#include main(){ char c1='a',c2='b',c3='c';printf(“a%cb%cc%cn”,c1,c2,c3);} 4.1(2)#include main(){ int a=12,b=15;printf(“a=%d%%,b=%d%%n”,a,b);} 4.1(3)#include main(){ int a,b;scanf(“%2d%*2s%2d”,&a,&b);printf(“%d,%dn”,a,b);} 4.2 #include main(){ long a,b;float x,y;scanf(“%d,%dn”,&a,&b);scanf(“%f,%fn”,&x,&y);printf(“a=%d,b=%dn”,a,b);printf(“x=%f,b=%fn”,x,y);} 5.1 #include main(){ float a;printf(“Innputa:”);scanf(“%f”,&a);if(a>=0){
a=a;
printf(“a=%fn”,a);} else {
a=-a;
printf(“a=%fn”,a);} } 5.2 #include main(){ int a;printf(“Inputa:”);scanf(“%d”,&a);if(a%2==0){
printf(“a是偶数”);} else {
printf(“a是奇数”);} } 5.3 #include #include main(){ float a,b,c,s,area;printf(“Inputa,b,c:”);scanf(“%f,%f,%f”,&a,&b,&c);if(a+b>c&&a+c>b&&b+c>a){
s=(a+b+c)/2;
area=(float)sqrt(s*(s-a)*(s-b)*(s-c));
printf(“area=%fn”,area);} else {
printf(“不是三角形”);} } 5.4 #include #include main(){ float a,b,c,x,y;printf(“Inputa,b,c:”);scanf(“%f,%f,%f”,&a,&b,&c);if(a==0){
printf(“该方程不是一元二次方程n”);} if(b*b-4*a*c>0){
x=(-b+sqrt(b*b-4*a*c))/(2*a);
y=(-b-sqrt(b*b-4*a*c))/(2*a);
printf(“x=%f,y=%fn”,x,y);} else if(b*b-4*a*c==0){
x=-b/(2*a);
y=-b/(2*a);
printf(“x=%f,y=%fn”,x,y);} else {
printf(“该方程无实根n”);} } 5.5
#include main(){ int year,flag;printf(“Input a year:”);scanf(“%d”,&year);if(year%4==0&&year%400!=0||year%400==0){
flag=1;} else {
flag=0;} if(flag==1){
printf(“%d is a leap year!n”,year);} else {
printf(“%d is not a leap year!n”,year);} } 5.6 #include main(){ int year,flag;printf(“Input a year:”);scanf(“%d”,&year);flag=year%400==0||year%4==0&&year%100!=0?1:0;if(flag==1&&flag!=0){
printf(“%d is a leap year!n”,year);}
else {
printf(“%d is not a leap year!n”,year);} } 5.7
#include main(){ char ch;printf(“Inputch:”);scanf(“%c”,&ch);if(ch>='a'&&ch
ch=getchar();
ch=ch-32;
printf(“%c,%dn”,ch,ch);}
else if(ch>='A'&&ch
ch=getchar();
ch=ch+32;
printf(“%c,%dn”,ch,ch);} else {
printf(“%c”,ch);} } 5.8 #include main(){ char ch;printf(“Inputch:”);scanf(“%c”,&ch);
if(ch>=48&&ch
{
printf(“ch是数字字符n”);
}
else if(ch>=65&&ch
{
printf(“ch是大写字母n”);
}
else if(ch>=97&&ch
{
printf(“ch是小写字母n”);
}
else if(ch==32)
{
printf(“ch是空格n”);
}
else
{
printf(“ch是其他字符n”);
} } 5.9 #include main(){ int score,grade;printf(“Input score:”);scanf(“%d”,&score);
grade=score/10;if(score100){
printf(“Input errorn”);}
if(score>=90&&score
{
printf(“%d--An”,score);
}
else if(score>=80&&score
{
printf(“%d--Bn”,score);
}
else if(score>=70&&score
{
printf(“%d--Cn”,score);
}
else if(score>=60&&score
{
printf(“%d--Dn”,score);
}
else if(score>=0&&score
{
printf(“%d--En”,score);
} } 5.10 #include main(){ int year,month;printf(“Input year,month:”);scanf(“%d,%d”,&year,&month);
if(month>12||month
printf(“error monthn”);}
else
{ switch(year,month){ case 12: case 10: case 8: case 7: case 5: case 3: case 1:
printf(“31天n”);
break;case 11: case 9: case 6: case 4:
printf(“30天n”);
break;case 2:
if(year%4==0&&year!=0||year%400==0)
{
printf(“29天n”);
}
else
{
printf(“28天n”);
}
break;
default:
printf(“Input errorn”);}
} } 6.1(1)#include main(){ int i,j,k;char space=' ';for(i=1;i
for(j=1;j
{
printf(“%c”,space);
}
for(k=1;k
{
printf(“*”);
}
printf(“n”);} } 6.1(2)
#include main(){ int k=4,n;for(n=0;n
if(n%2==0)
continue;
k--;} printf(“k=%dn,n=%dn”,k,n);} 6.1(3)#include main(){ int k=4,n;for(n=0;n
if(n%2==0)
break;
k--;} printf(“k=%d,n=%dn”,k,n);} 6.2(1)
#include main(){ int i,sum=0;for(i=1;i
sum=sum+i;} printf(“sum=%dn”,sum);} 6.2(2)#include main(){ long i;long term,sum=0;for(i=1;i
term=i*(i+1)*(i+2);
sum=sum+term;} printf(“sum=%ldn”,sum);} 6.2(4)
#include #include main(){ int n=1;float term=1.0,sign=1,sum=0;while(term=1e-4){
term=1.0/sign;
sum=sum+term;
sign=sign+n;
n++;} printf(“sum=%fn”,sum);} 6.2(5)
#include #include main(){ int n=1,count=1;float x;double sum,term;printf(“Input x:”);scanf(“%f”,&x);sum=x;term=x;do{
term=-term*x*x/((n+1)*(n+2));
sum=sum+term;
n=n+2;
count++;}while(fabs(term)>=1e-5);printf(“sin(x)=%f,count=%dn”,sum,count);} 6.3
#include main(){ int x=1,find=0;
while(!find){
if(x%2==1&&x%3==2&&x%5==4&&x%6==5&&x%7==0)
{
printf(“x=%dn”,x);
find=1;
x++;
} } } /* int x,find=0;for(x=1;!find;x++){
if(x%2==1&&x%3==2&&x%5==4&&x%6==5&&x%7==0)
{
printf(“x=%dn”,x);
find=1;
} } }*/ 6.4
#include main(){ int i,n;long p=1,m=1;printf(“Input n:”);scanf(“%d”,&n);for(i=1;i
p=i*i;
m=i*i*i;
printf(“p=%d,m=%dn”,i,p,i,m);} } 6.5 #include main(){ float c,f;for(c=-40;c
f=9/5*c+32;
printf(“f=%fn”,f);}
} 6.6
#include #include main(){ int n;double c=0.01875,x;do{
x=x*pow(1+c,12)-1000;
n++;}while(x>0);
printf(“x=%dn”,x);} 6.7
#include main(){ int n=0;float a=100.0,c;printf(“Inputc:”);scanf(“%f”,&c);do {
a=a*(1+c);
n++;}while(a
printf(“n=%dn”,n);} 6.8 #include #include main(){ int n=1,count=1;double sum=1,term=1;while(fabs(term)>=1e-5){
term=pow(-1,count)*(1.0/(n+2));
sum=sum+term;
n=n+2;
count++;}
sum=4*sum;printf(“sum=%f,count=%dn”,sum,count);} 6.9 #include #include main(){ int n=1,count=1;double sum=1,term=1;while(fabs(term)>=1e-5){
term=term*(1.0/n);
sum=sum+term;
n++;
count++;} printf(“sum=%f,count=%dn”,sum,count);} 6.10 #include #include main(){ int x;for(x=100;x
if(x==pow(x/100,3)+pow(x/10%10,3)+pow(x%10,3))
printf(“x=%dn”,x);}
} 6.11 #include main(){ int i=0,n;long sum=0,term=1;printf(“Inputn:”);scanf(“%d”,&n);do{
i++;
term=term*i;
sum=sum+term;}while(sum main(){ int i,n,m,count=0,sum=0;printf(“Input n:”);scanf(“%d”,&n);
for(i=1;i
{
printf(“Inputm:”);
scanf(“%d”,&m);
if(m>0)
{
sum=sum+m;
count++;
}
else
{
break;
}
printf(“sum=%d,count=%dn”,sum,count);
} } 6.13 #include main(){ int i,n,m,count=0,sum=0;printf(“Inputn:”);scanf(“%d”,&n);for(i=1;i
printf(“Inputm:”);
scanf(“%d”,&m);
if(m>0||m
{
sum=sum+m;
count++;
}
else
{
break;
}
printf(“sum=%d,count=%dn”,sum,count);} } 6.14
#include main(){ int x,y,z;for(x=0;x
for(y=0;y
{
3*x+2*y+z==50;
z=30-x-y;
if(3*x+2*y+z==50&&x+y+z==30)
printf(“x=%d,y=%d,z=%dn”,x,y,z);
} } } 6.15 #include main(){ int x,y;for(x=0;x
y=98-x;
2*x+4*y==386;
if(x+y==98&&2*x+4*y==386)
{
printf(“x=%d,y=%dn”,x,y);
} } } 6.16
#include main(){ int x,y,z;for(x=0;x
for(y=0;y
{
3*y+5*x+z/3.0==100;
z=100-x-y;
if(5*x+3*y+z/3.0==100&&z+x+y==100)
{
printf(“x=%d,y=%d,z=%dn”,x,y,z);
}
}
}
} 6.17
#include main(){ int x,y,z;for(x=1;x
for(y=1;y
{
10*x+5*y+z==100;
z=50-x-y;
if(10*x+5*y+z==100&&x+y+z==50&&z>0)
{
printf(“x=%d,y=%d,z=%dn”,x,y,z);
}
} } } 7.1
#include int Square(int i){ return i*i;} int main(){ int i=0;i=Square(i);for(;i
static int i=1;
i+=Square(i);
printf(“%d,”,i);} printf(“%dn”,i);return 0;} 7.2 #include int hour,minute,second;void update(){ second++;if(second==60){
second=0;
minute++;} if(minute==60){
minute=0;
hour++;} if(hour==24)
hour=0;} void display(){ printf(“%d,%d,%dn”,hour,minute,second);
} void delay(){ int t;for(t=0;t
update();
display();
delay();}
return 0;} 7.3
#include int GetMax(int a,int b);int main(){ int x,y,max;printf(“Inputx,y:”);scanf(“%d,%d”,&x,&y);max=GetMax(x,y);printf(“max=%dn”,max);return 0;} int GetMax(int m,int n){ if(m>=n)
return m;else
return n;} 7.4
#include int LCM(int n,int m);int main(){ int a,b;printf(“Inputa,b:”);scanf(“%d,%d”,&a,&b);printf(“%dn”,LCM(a,b));return 0;} int LCM(int n,int m){ int x;int find=0;for(x=1;!find;x++){
if(x%n==0&&x%m==0)
{
find=1;
}
} return x-1;} 7.5
#include long Fact(int n);int main(){ int m,a;printf(“Inputm:”);scanf(“%d”,&m);for(a=1;a
printf(“%d!=%ldn”,a,Fact(a));} return 0;} long Fact(int n){ int i;long result=1;for(i=2;i
result*=i;return result;} 7.6 #include long Fact(int n);int main(){ int m;long ret;printf(“Inputm:”);scanf(“%d”,&m);ret=Fact(m);printf(“ret=%dn”,ret);return 0;} long Fact(int n){ int i;long result=1,sum=0;for(i=2;i
result*=i;
sum=sum+result;} return sum;} 7.7(1)#include int Gcd(int a,int b);int main(){ int m,n;printf(“Inputm,n:”);scanf(“%d,%d”,&m,&n);printf(“%dn”,Gcd(m,n));return 0;} int Gcd(int a,int b){ int t,min,find=0;min=a
a%t==0;
b%t==0;
if(a%t==0&&b%t==0)
return t;}
find=1;} 7.7(2)
#include int Gcd(int a,int b);int main(){ int m,n;printf(“Inputm,n:”);scanf(“%d,%d”,&m,&n);printf(“%dn”,Gcd(m,n));return 0;} int Gcd(int a,int b){ int r,temp;r=a%b;if(r==0)
return b;else do{
temp=b;
b=r;
a=temp;
r=a%b;
}while(r!=0);
return b;} 8.1(1)#include void Func(int x){ x=2;} int main(){ int x=10;Func(x);printf(“%d”,x);return 0;} 8.1(2)
#include void Func(int b[]){ int j;for(j=0;j
b[j]=j;} } int main(){ static int a[]={5,6,7,8},i;Func(a);for(i=0;i
printf(“%d”,a[i]);} return 0;} 8.2(1)
int PositiveNum(int a[],int n){ int i,count=0;for(i=0;i
if(a[i]>0)
count++;} return 0;} 8.2(2)
void Fib(long f[],long n){ int i;f[0]=0;f[1]=1;for(i=2;i
f[i]=f[i-1]+f[i-2];} } 8.2(3)
#include int main(){ int a[10],n,max,min,maxPos,minPos;for(n=0;n
scanf(“%d”,&a[n]);} max=min=a[0];maxPos=minPos=0;for(n=0;n
if(a[n]>max)
{
max=a[n];
maxPos=n;
}
else if(a[n]
{
min=a[n];
minPos=n;
} } printf(“max=%d,pos=%dn”,max,maxPos);printf(“min=%d,pos=%dn”,min,minPos);return 0;} 8.3 void DivArray(int *pArray,int n){ int i;for(i=0;i
pArray[i]/=pAttay[0];} } 8.4
#include #define N 40 int FailNum(int score[],int n);void ReadScore(int score[],int n);int main(){ int score[N],n;printf(“Input n:”);scanf(“%d”,&n);ReadScore(score,n);FailNum(score,n);printf(“FailNum students are %dn”,FailNum(score,n));return 0;} int FailNum(int score[],int n){ int i,count=0;for(i=0;i
if(score[i]
count++;} return count;} void ReadScore(int score[],int n){ int i;printf(“Input score:”);for(i=0;i
scanf(“%d”,&score[i]);} } 8.5 #include #define N 40 int HighAver(int score[],int n);int ReadScore(int score[]);int main(){ int score[N],n;n=ReadScore(score);printf(“HighAver students are %dn”,HighAver(score,n));return 0;} int HighAver(int score[],int n){ int i,count=0,sum=0,aver;for(i=0;i
sum=sum+score[i];
aver=sum/n;} for(i=0;i
if(score[i]>aver)
count++;} return count;} int ReadScore(int score[]){ int i=-1;do{
i++;
printf(“Input score:”);
scanf(“%d”,&score[i]);}while(score[i]>=0);return i;} 8.6 #include #define N 40 int ReadScore(int score[],long num[]);int FindMax(int score[],long num[],int n);int main(){ int score[N],n,max,num,t;long num[N];t=FindMax(score,n);max=score[t];num=num[t];printf(“max=%d,num=%dn”,max,num);return 0;} int ReadScore(int score[],long num[]){ int i=-1;do{
i++;
printf(“Input student's ID and score:”);
scanf(“%ld%d”,&num[i],&score[i]);}while(num[i]>0&&score[i]>=0);return i;} int FindMax(int score[],long num[],int n){ int max,i;max=score[0];for(i=1;i
if(score[i]>max)
max=score[i];} return i;} 8.7
#include #define N 40 int Read(int a[]);int ChangeArry(int a[],int n);int main(){ int a[N],n;printf(“%dn”,ChangeArry(a,n));return 0;} int Read(int a[]){ int i;for(i=0;i
printf(“Input a:”);
scanf(“%d”,&a[i]);return i;} int ChangeArry(int a[],int n){ int max,min,i,maxpos,minpos,term;max=min=score[0];for(i=1;i
if(a[i]>max)
max=score[i];
maxpos=n;
else(a[i]
min=a[i];
minpos=n;
temp=maxpos;
maxpos=minpos;
minpos=temp;} return a[i];} 8.10
#include #define N 5 void main(){
int a[N][N];int sum = 0;int i, j;
printf(“请输入一个%d*%d的矩阵n”,N,N);for(i = 0;i
for(j = 0;j
{
scanf(“%d”,&a[i][j]);
} } for(i = 0;i
for(j = 0;j
{
if(i == j || i + j == N-1)
sum=sum+a[i][j];
} } printf(“对角线元素之和为：%dn”,sum);} 8.11
#include #define N 2 #define M 3 void main(){ int a[N][M],b[N][M];int i,j,sum1=0,sum2=0,sum=0;printf(“请输入一个%d*%d的矩阵n”,N,M);for(i = 0;i
for(j = 0;j
{
scanf(“%d”,&a[i][j]);
sum1=sum1+a[i][j];
} }
printf(“请输入一个%d*%d的矩阵n”,N,M);for(i = 0;i
for(j = 0;j
{
scanf(“%d”,&b[i][j]);
sum2=sum2+a[i][j];
} } sum=sum1+sum2;printf(“sum=%dn”,sum);} 8.12
#include #define N 7 void YangHui(int a[N][N],int n);void main(){ int i,j,n,b[N][N];printf(“Input n:”);scanf(“%d”,&n);YangHui(b,n);for(i=0;i
for(j=0;j
{
printf(“%4d”,b[i][j]);
}
printf(“n”);} } void YangHui(int a[N][N],int n){ int i,j;for(i=0;i
a[i][0]=1;
a[i][i]=1;} for(i=2;i
for(j=1;j
a[i][j]=a[i-1][j-1]+a[i-1][j];} } 8.13
#include #define N 12 void main(){ int i;int f[N]={1,1};printf(“%d:%dn”,0,f[0]);printf(“%d:%dn”,1,f[1]);for(i=2;i
f[i]=f[i-1]+f[i-2];
printf(“%d:%dn”,i+1,f[i]);} } 8.14 #include #include #include #define N 6000 void main(){ int a[N],i;int b1=0,b2=0,b3=0,b4=0,b5=0,b6=0;float p1,p2,p3,p4,p5,p6;srand(time(NULL));for(i=0;i
b1++;if(a[i]==2)
b2++;if(a[i]==3)
b3++;if(a[i]==4)
b4++;if(a[i]==5)
b5++;if(a[i]==6)
b6++;p1=(float)(b1/6000.0);p2=(float)(b2/6000.0);p3=(float)(b3/6000.0);p4=(float)(b4/6000.0);p5=(float)(b5/6000.0);p6=(float)(b6/6000.0);} printf(“骰子出现1的概率：%.2fn”,p1);printf(“骰子出现2的概率：%.2fn”,p2);printf(“骰子出现3的概率：%.2fn”,p3);printf(“骰子出现4的概率：%.2fn”,p4);printf(“骰子出现5的概率：%.2fn”,p5);printf(“骰子出现6的概率：%.2fn”,p6);} 9.1(1)
void Swap(int *x,int *y){ int *pTemp;//*pTemp未进行初始化，*pTemp指向哪里位置
*pTemp=*x;*x=*y;*y=*pTemp;} 9.1(2)
void Swap(int *x,int *y){ int *pTemp;pTemp=x;x=y;y=pTemp;} //错误，x,y没有指向类型 9.2
#include int main(){ int a[]={1,2,3,4,5};int *p=a;printf(“%d,%d,%d,%d,%d,%d,%dn”,*p,*(++p),(*p)++,*p,*p--,--(*p),*p);return 0;} 9.3 #include void Swap(int *x,int *y);int main(){ int a[6]={1,2,3,4,5,6},b[6]={11,22,33,44,55,66};int i;printf(“Before Array n”);for(i=0;i
printf(“ %dn”,a[i]);} for(i=0;i
printf(“%dn”,b[i]);} for(i=0;i
Swap(&a[i],&b[i]);
}
printf(“After Array n”);for(i=0;i
{
printf(“%dn”,a[i]);
} for(i=0;i
{
printf(“%dn”,b[i]);
}
return 0;} void Swap(int *x,int *y){ int temp;
temp=*x;
*x=*y;
*y=temp;} 9.4 #include #define N 10 void FindMaxMin(int a[],int *pMaxa,int *pMaxnum,int *pMina,int *pMinnum);int main(){ int a[N];int i,maxa,mina,maxnum,minnum;printf(“Input a:”);for(i=0;i
scanf(“%d”,&a[i]);} FindMaxMin(a,&maxa,&maxnum,&mina,&minnum);printf(“maxa=%d,maxnum=%d,mina=%d,minnum=%dn”,maxa,maxnum,mina,minnum);return 0;} void FindMaxMin(int a[],int *pMaxa,int *pMaxnum,int *pMina,int *pMinnum){ int i;*pMaxa=a[0];*pMina=a[0];*pMaxnum=0;*pMinnum=0;for(i=0;i
if(a[i]>*pMaxa)
{
*pMaxa=a[i];
*pMaxnum=i;
}
else if(a[i]
{
*pMina=a[i];
*pMinnum=i;
} } } 10.1 void MYStrcpy(char *dstStr,const char *srcStr){ while((*dstStr++=*srcStr++)!=' '){ } } 10.2 #include main(){char *a=“main(){char *a=% c% s% c;printf(a,34,a,34);}”;printf(a,34,a,34);} 10.3(1)unsigned int MyStrlen(char *p)main(){ unsigned int len;len=0;for(;*pa!=' ';pa++){
len++;} return len;} 10.3(2)
unsigned int MyStrlen(char s[]){ char *p=s;while(*p!=' '){
p++;} return(p-*p);} 10.3(3)int MyStrcmp(char *p1,char *p2){ for(;*p1==*p2;p1++,p2++){
if(*p1==' ')
return-1;} return 1;} 10.3(4)int MyStrcmp(char s[],char t[]){ int i;for(i=0;s[i]==t[i];i++){
if(s[i]==' ')return 0;} return i;} 10.3(5)
#include #include int main(){ char paword[7]=“secret”;char userInput[81];printf(“Input Paword:”);scanf(“%s”,userInput);if(strcmp(userInput,paword)==0)
printf(“Coorrect paword!Welcome to the system...n”);else if(strcmp(userInput,paword)
printf(“Invalid paword!user input
printf(”Invalid paword!user input>paword...n“);return 0;} 10.4
#include #define N 24 unsigned int CountLetter(char str[]);int main(){ char a[N];printf(”Input a letter:n“);gets(a);printf(”The length of the letter is:%dn“,CountLetter(a));return 0;} unsigned int CountLetter(char str[]){ char *p=str;int c=0,flag=0;while(*p!=' '){
if(*p!=' ')
flag=1;
else if(flag==1)
{
c++;
flag=0;
}
p++;}
return c+1;} 12.1
#include typedef struct data { int year;int month;int day;}DATA;typedef struct work { char a[14];char b[10];char c[6];}WORK;typedef struct student { char studentName[10];char studentSex;DATA birthday;WORK profeion;}STUDENT;int main(){ STUDENT stu={”王刚“,'M',{1991,5,19},{”信息工程系“,”学习人员“,”学生“}};printf(”stu:%2s%3c%6d/%02d/%02d%4s,%4s,%4sn“,stu.studentName,stu.studentSex,stu.birthday.year,stu.birthday.month,stu.birthday.day,stu.profeion.a,stu.profeion.b,stu.profeion.c);return 0;} 12.4
#include #include #define N 10 typedef struct people { char peopleName[10];}PEOPLE;int main(){ int sum1=0,sum2=0,sum3=0,sum4=0;int i;char name[N][N];PEOPLE stu[5]={”zhang“,”li“,”wang“};printf(”Enter their name:n“);for(i=0;i
gets(name[i]);
if(strcmp(name[i],stu[0].peopleName)==0)
sum1++;
else if(strcmp(name[i],stu[1].peopleName)==0)
sum2++;
else if(strcmp(name[i],stu[2].peopleName)==0)
sum3++;
else
sum4++;} printf(”stu:%4s%2dn“,stu[i].peopleName,sum[j]);
printf(”stu:%4s%2dn“,stu[1].peopleName,sum2);printf(”stu:%4s%2dn“,stu[2].peopleName,sum3);printf(”%2dn",sum4);return 0;}
