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  1. #include <stdio.h>
  2.  
  3. int main() {
  4.     int n, i, j, space, num;
  5.     printf("Enter number of rows:5 ");
  6.     scanf("%d", &n);
  7.  
  8.     for(i = 0; i < n; i++) {
  9.         // Print spaces
  10.         for(space = 0; space < n - i - 1; space++)
  11.             printf("  ");
  12.  
  13.         num = 1;
  14.         for(j = 0; j <= i; j++) {
  15.             printf("%4d", num);
  16.             num = num * (i - j) / (j + 1);
  17.         }
  18.         printf("\n");
  19.     }
  20.  
  21.     return 0;
  22. }
Success #stdin #stdout 0s 5320KB
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stdin
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Standard input is empty
stdout
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Enter number of rows:5
https://ideone.com/ZhOprP
language:
C (gcc 8.3)
created:
17 hours ago
visibility:
public

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