c控制台输出语句 C 控制台输出

  #include <stdio.h> 

  int main() { 
     int n = 10; 
     float m = 1.875; 
     char c =  "A "; 

     printf("%d n",n); 
     printf("%f n",m); 
     printf("% .2f n",m); 
     printf("% .3f n",m); 
     printf("%c n",c); 
      
     return 0; 
  } 

//some floating-point combinations
#include <stdio.h>

int main(void)
{
    const double RENT = 1234.99;  // const-style constant
    
    printf("*%f*n", RENT);
    printf("*%e*n", RENT);
    printf("*%4.2f*n", RENT);
    printf("*%3.1f*n", RENT);
    printf("*%10.3f*n", RENT);
    printf("*%10.3E*n", RENT);
    printf("*%+4.2f*n", RENT);
    printf("*%010.2f*n", RENT);
    
    return 0;
}

#include <stdio.h> 
int main(void) 
{ 
    unsigned int un = 3000000000;  
    short end = 200;               
    long big = 65537; 
    long long verybig = 12345678908642; 
 
    printf("un = %u and not %dn", un, un); 
    printf("end = %hd and %dn", end, end); 
    printf("big = %ld and not %hdn", big, big); 
    printf("verybig= %lld and not %ldn", verybig, verybig); 
 
    return 0; 
}    

#include <stdio.h> 
int main(void) 
{
    char ch; 
 
    printf("Please enter a character.n"); 
    scanf("%c", &ch);    
    printf("The code for %c is %d.n", ch, ch); 
 
    return 0; 
}    

#include <stdio.h>
int main(void)
{
    printf("%x %X %#xn", 31, 31, 31);
    printf("**%d**% d**% d**n", 42, 42, -42);
    printf("**%5d**%5.3d**%05d**%05.3d**n", 6, 6, 6, 6);
    
    return 0;
}

#include <stdio.h> 

int main(void) 
{ 
  int        i = 15,       j = 123,            k = 4567; 
  long long li = 56789LL, lj = 12345678901LL, lk = 23456789LL; 
  
  printf("i = %d   j = %d    k = %d   i = %6.3d   j = %6.3d   k = %6.3dn", 
         i ,j, k, i, j, k); 
  printf("i = %-d   j = %+d   k = %-d   i = %-6.3d   j = %-6.3d   k = %-6.3dn",
         i ,j, k, i, j, k); 
  printf("li = %d   lj = %d   lk = %dn", li, lj, lk); 
  printf("li = %lld   lj = %lld   lk = %lldn", li, lj, lk); 
  return 0; 
} 

#include <stdio.h> 

int main(void) 
{ 
  int k = 678; 

  // Display formats as heading then display the values 
  printf("%%d   %%o   %%x   %%Xn"); 
  printf("%d  %o  %x  %Xn", k, k, k, k ); 
  printf("n|%%8d       |%%-8d      |%%+8d      |%%08d      |%%-+8d     |n"); 
  printf("|%8d  |%-8d  |%+8d  |%08d  |%-+8d  |n", k, k, k, k, k ); 
  return 0; 
} 

    #include <stdio.h> 

    int main(void)     { 
      float  fp1 = 345.678f,    fp2 = 1.234E6f; 
      double fp3 = 234567898.0, fp4 = 11.22334455e-6; 
      
      printf("%f  %+f  %-10.4f  %6.4fn", fp1, fp2, fp1, fp2); 
      printf("%e  %+En", fp1, fp2); 
      printf("%f  %g  %#+f  %8.4f  %10.4gn", fp3,fp3, fp3, fp3, fp4); 
      return 0; 
    } 

    #include <stdio.h> 
    #include <limits.h>               // For CHAR_MAX 
    #include <ctype.h>                // For isprint() 

    int main(void) 
    { 
      int count = 0; 
      
      printf("The printable characters are the following:n"); 
      // Iterate over all values of type char 
      for(int code = 0 ; code <= CHAR_MAX ; ++code) 
      { 
        char ch = (char)code; 
        if(isprint(ch)) { 
          if(count++ % 32 == 0) 
            printf("n"); 
          printf(" %c", ch); 
        } 
      } 
      printf("n"); 
      return 0; 
    } 

#include <stdio.h>
int main(void)
{
    printf("Here"s one way to print a ");
    printf("long string.n");
    printf("Here"s another way to print a 
long string.n");
    printf("Here"s the newest way to print a "
           "long string.n");      
    
    return 0;
}

#include <stdio.h> 
int main(void) 
{ 
    int bph2o = 212; 
    int rv; 
 
    rv = printf("%d F is water"s boiling point.n", bph2o); 
    printf("The printf() function printed %d characters.n", 
             rv); 
    return 0; 
}