C Programming Tutorial

 
 
 
 
main()                                                      
   {                                                           
       float  sum ;                                            
       int    n ;                                              

       sum = 0 ;                                               

       for( n = 1 ; n <= 10 ; ++n )                            
       {                                                       
          sum = sum + 1/(float)n ;                             
          printf(\"%2d  %6.4f\\n\", n, sum) ;                     
       }                                                       
   }                                                           

Output                                                      

    1  1.0000                                                  
    2  1.5000                                                  
    3  1.8333                                                  
    4  2.0833                                                  
    5  2.2833                                                  
    6  2.4500                                                  
    7  2.5929                                                  
    8  2.7179                                                  
    9  2.8290                                                  
   10  2.9290  

 
 
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