C语言 寒假作业 01

1

print("HELLO WORLD!");

2

#include<stdio.h>
		int main()
	{
		int n = 0;
		scanf("%d", &n);
		for (int i = 1; i <= n; i++)
		{
			for (int j = 1; j <= i; j++)
			{
				printf("%d*%d=%-4d", j, i, i * j);
			}
			printf("
");
		}
		return 0;
	}
}

3

#include<stdio.h>
int main()
{
	int n = 0;
	scanf("%d", &n);
	for (int i = 1; i <= n; i++)
	{
		for (int j = 1; j <= n - i; j++)
		{
			printf(" ");
		}
		for (int k = 1; k <= i; k++)
		{
			printf("* ");
		}
		printf("
");
	}
	return 0;
}

4

#include<stdio.h>
int main()
{
	int n = 0, m[10][10] = { 0 }, a = 1, s = 0;
	scanf("%d", &n);
	for (int i = 0; i < n; i++)
	{
		s = i;
		for (int j = 0; j <= i; j++)
		{
			m[s][j] = a;
			a++;
			s--;
		}
	}
	for (int i = 0; i < n; i++)
	{
		for (int j = 0; j < n - i; j++)
		{
			printf("%-3d", m[i][j]);
		}
		printf("
");
	}
	return 0;
}

5

#include<stdio.h>
int main()
{
	int num1 = 0, num2 = 0, num[100] = {0},sum=0,i=1;

	scanf("%d %d", &num1, &num2);
	sum = num1;

	while (sum > 1)
	{
		for (int j = 0; j < num1; j++)
		{
			if (num[j] == 1)
				continue;
			if (i == num2)
			{
				num[j] = 1;
				i = 1;
				sum--;
				continue;
			}
			i++;
		}
	}
	for (int j = 0; j < num1; j++)
	{
		if (num[j] == 0)
		{
			printf("%d", j+1);
			break;
		}
	}
	return 0;
}

6

#include<stdio.h>
int main()
{
	int a[100] = { 0 },len=0,j=0,num=0;

	while (scanf("%d", &a[len]) != EOF)
	{
		len++;
		for (int i = 1; i < len; i++)
		{
			j = i - 1;
			num = a[i];
			while (j >= 0 && a[j] > num)
			{
				a[j + 1] = a[j];
				j--;
			}
			a[j+1] = num;
		}

	}
	for (int i = 0; i < len; i++)
	{
		printf("%d ", a[i]);
	}
	return 0;
}

7

#include<stdio.h>
#include<string.h>
int main()
{
	char a[1000], b[1000];
	int A[1000] = { 0 }, B[1000] = { 0 }, sum[1000] = {0}, len_a = 0, len_b = 0,j=0,num=0;

	scanf("%s %s", &a, &b);
	len_a = strlen(a);
	len_b = strlen(b);
	for (int i = 0; i < len_a; i++)
	{
		A[i] = a[len_a-i-1] - 48;
	}
	for (int i = 0; i < len_b; i++)
	{
		B[i] = b[len_b-i-1] - 48;
	}
	while (len_a > 0 || len_b > 0)
	{
		sum[j] = sum[j]+A[j] + B[j];
		if (sum[j] >= 10)
		{
			num = sum[j];
			sum[j] = num % 10;
			sum[j + 1] = num / 10;
		}
		len_a--;
		len_b--;
		j++;
	}
	for (int i = j - 1; i >= 0; i--)
	{
		printf("%d", sum[i]);
	}
	return 0;
}