C Primer Plus_编程练习答案

第二章

1.

#include <stdio.h>
int main(void)
{
	printf("Gustav Mahler\n");
	printf("Gustav\nMahler\n");
	printf("Gustav ");
	printf("Mahler\n");

	return 0;
}

2.

#include <stdio.h>
int main(void)
{
	printf("My name is Gustav Mahler.\n");
	printf("My hometown is China.\n");

	return 0;
}

3.

#include <stdio.h>
int main()
{
	int years, days;
	years = 18;
	days = years * 365;
	printf("I am %d years old, it have over %d days.\n", years, days);

	return 0;
}

4.

#include <stdio.h>
void jolly(void);
void deny(void);
int main(void)
{
	jolly();
	jolly();
	jolly();
	deny();
	
	return 0;
}

void jolly(void)
{
	printf("For he is a jolly good fellow!\n");
}

void deny(void)
{
	printf("Which nobody can deny!\n");
}

5.

#include <stdio.h>
void br(void);
void ic(void);

int main(void)
{
	br();
	printf(", ");
	ic();
	printf("\n");
	ic();
	printf("\n");
	br();
	printf("\n");
	
	return 0;
}

void br(void)
{
	printf("Brazil, Russia");
}

void ic(void)
{
	printf("India, China");
}

6

#include <stdio.h>

int main(void)
{
	int toes = 10;
	printf("toes is %d.\nDoule toes is %d\nsquater toes is %d\n", toes, 2 * toes, toes*toes);
	return 0;
}

7.

#include <stdio.h>
void sl(void)

int main(void)
{
	sl();
	sl(); 
	sl();
	printf("\n");
	sl();
	sl();
	printf("\n");
	sl();
	printf("\n");

	return 0;
}
void sl(void)
{
	printf("Smile!");
}

7.

#include <stdio.h>
void one_three(void);
void two(void);

int main()
{
	printf("starting now:\n");
	one_three();
	printf("done!\n");

	return 0;
}

void one_three(void)
{
	printf("one\n");
	two();
	printf("three\n");
}

void two(void)
{
	printf("two\n");
}

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来源： https://blog.csdn.net/LeLecode_com/article/details/114993329