暑假作业c语音1-10题

暑假作业1-10
1.

#include<stdio.h>
int even(int n);
int main()
{
	int n;
	int sum=0;
	while(1) 
	{
		scanf("%d",&n);
		if(n<=0)
			break;
		if(even(n)==0)
		{
			sum+=n;
		}	
	}
	printf("The sum of the odd numbers is %d\n",sum);
	return 0;
} 
int even(int n)
{
	int ret;
	if(n%2) 
		ret=0;
	else 
		ret=1;
	return ret;
}

#include<stdio.h>
#include<math.h>
void dist(int x1,int y1,int x2,int y2)
{
	float sum;
		sum=sqrt((x1-x2)*(x1-x2)+(y1-y2)*(y1-y2));
	printf("%.2f",sum);
}
void main()
{
	int x1,y1,x2,y2;
	scanf("%d%d%d%d",&x1,&x2,&y1,&y2);
	dist(x1,y1,x2,y2);
}

#include <stdio.h>
#include <math.h>
int IsSquare( int n );
int main()
{
	int n;
	scanf("%d", &n);
	if ( IsSquare(n) ) 
		printf("YES\n");
	else 
		printf("NO\n");
	return 0;
}
int IsSquare(int n)
{
	if(sqrt(n)==(int)sqrt(n)) 
		return 1;
	else 
		return 0;
}

#include<stdio.h>
#include<stdlib.h>
int IsLeap(int year)
{
	if (year%4==0&&year%100!=0||year%400==0) 
		return 1;
	else 
		return 0;
}
int main() 
{
	int num=0;
	scanf("%d",&num);
	int ret=IsLeap(num);
	if (ret==1) 
	{
		printf("%d年是闰年\n", num);
	}
	else 
	{
		printf("%d年不是闰年\n", num);
	}
	return 0;
}

#include<stdio.h>
int main()
{
	int n;
    scanf("%d",&n);
	int i,a[n];
	for(i=0;i<n;i++)
	{
		scanf("%d",&a[i]);
	} 
	int b[n-1],count=0;
    for(i=0;i<n-1;i++)
	{
    	b[i]=a[i+1]-a[i];
    	printf("%d",b[i]);
    	count++;
    	if(count%3==0)
    	printf("\n");
	}
	return 0;
}

#include<stdio.h>
#include<string.h>
void fun(char*a,char*b,char*c)
{
	int i=0;
	while(*a||*b)
	{
		if(*a<*b)
			c[i]=*b;
		else
			c[i]=*a;
		if(*a)
			a++;
		if(*b)
			b++;
		i++;
	}
}
main()
{
	char x[10]="AbceDEfG",y[10]="ABdefgC",c[80]={'\0'};
	fun(x,y,c);
	printf("The string x:");
	puts(x);
	printf("The string y:");
	puts(y);
	printf("The result:");
	puts(c);
}

#include<stdio.h>
main() 
{
	int i,j,k,m=0,f=0;
	int sum=0,max=0,min=0;
	struct  student
  	{ 
     	int  num;
     	char name[20];
     	char gender;
     	int birthday[3];
     	int score[4];
     	int ave;
  	}stu[4]={{10031,"wanggang",'M',{1991,5,19},{72,83,90,82},0},
			 {10032,"liming",'M',{1992,8,20},{88,92,78,78},0},
			 {10033,"wangli",'F',{1991,9,19},{98,72,89,66},0},
			 {10034,"chenhong",'F',{1992,3,22},{87,95,78,90},0}
			};
	printf("输出五位同学的信息\n");		 
	for(i=0;i<5;i++)
	{
		printf("  学号:%d,姓名:%s,性别:%c,总分:%d,平均分:%d,\n",stu[i].num,stu[i].name,stu[i].gender,stu[i].ave);
		printf("出生日期：");
	for(j=0;j<3;j++)
		{	
		printf("%d ",stu[i].birthday[j]);
		}
		printf("成绩:");
	for(k=0;k<4;k++)
		{
			printf("%d ",stu[i].score[k]);
		}
		printf("\n");
	}
	printf("\n");
printf("平均成绩最高");
	for(i=0;i<5;i++)
	{
		for(k=0;k<4;k++)
		{
			sum+=stu[i].score[k];
			stu[i].ave=sum/k;
		}
		if(max<stu[i].ave)
		max=stu[i].ave;	
	}
	printf("平均成绩最高是%d",max);
}

#include<stdio.h>
#include<string.h>
struct Candidate
{
	char name[10];
	int count;
};
int main()
{
	struct Candidate arr[3]=
	{
		"li",0,"zhang",0,"wang",0
	};
	int i=0,j=0;
	char s[10];
	int wrong=0;
	int flag=0;
	for(i=0;i<10;i++)
	{
		flag=0;
		printf("Input vote %d:",i+1);
		scanf("%s",s);
		for(j=0;j<3;j++)
		{
			if (strcasecmp(arr[j].name,s)==0)
				{
				    arr[j].count++;
                    flag=1;
				}
		}
		if (flag==0)
		{
			wrong++;
		}
	}

	printf("Election results:\n");
	for (i=0;i<3;i++)
	{
		printf("%8s:%d\n",arr[i].name,arr[i].count);
	}

		printf("Wrong election:%d\n",wrong);
}

#include<stdio.h>
void main()
{
	int n1,n2,i,sum=0;
	scanf("%d%d",&n1,&n2);
	for(i=n1;i<=n2;i++)
	{
		sum+=i;
	}
	printf("%d",sum);
} 

#include<stdio.h>
#include<stdlib.h>
#define N 20
int main(void)
{
	int Fib[N]={0};
	int i;
	Fib[0]=0;
	Fib[1]=1;
	for(i=2;i<N;i++)
	Fib[i]=Fib[i-1]+Fib[i-2];
	for(i=0;i<N;i++)
	printf("%d",Fib[i]);
	printf("\n");
	return 0;
}

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来源： https://blog.csdn.net/m0_54632847/article/details/118460766