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45 lines
752 B
C
45 lines
752 B
C
/* Pascal Triangle - Program to print Pascals triangle for n rows */
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#include <stdio.h>
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#include <conio.h>
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long fact(int n) ;
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void main()
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{
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int n, r, c, j ;
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clrscr() ;
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printf("Enter the number of rows: ") ;
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scanf("%d", &n) ;
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printf("Pascal triangle for %d rows is as shown: \n", n) ;
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for(r=0 ; r<n ; r++)
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{
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for(j=1 ; j<=n-r-1 ; j++)
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printf(" ") ;
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for(c=0 ; c<=r ; c++)
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printf("%ld ", fact(r) / ( fact(c) * fact(r-c) ) ) ;
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printf("\n") ;
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}
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getch() ;
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}
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long fact(int n)
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{
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int i;
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long f=1 ;
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for(i=1 ; i<=n ; i++)
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f=f*i ;
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return f ;
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}
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/*
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Output:
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Enter the number of rows: 4
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1
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1 1
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1 2 1
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1 3 3 1
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*/ |