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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.     puts("  1  2  3  4  5  6  7  8  9\n--------multiplication table----");
  5.     for (int x = 1; x < 10; x++) {
  6.         for (int y = 1; y < 10; y++) printf(y < x ? "   " : "%3d", x * y);
  7.         puts("");
  8.     }
  9.     puts("\n-------------------------------");
  10.     return 0;
  11. }
  12.  
Success #stdin #stdout 0s 5340KB
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stdin
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Standard input is empty
stdout
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  1  2  3  4  5  6  7  8  9
--------multiplication table----
  1  2  3  4  5  6  7  8  9
     4  6  8 10 12 14 16 18
        9 12 15 18 21 24 27
          16 20 24 28 32 36
             25 30 35 40 45
                36 42 48 54
                   49 56 63
                      64 72
                         81

-------------------------------
https://ideone.com/4ZtOtB
language:
C (gcc 8.3)
created:
3 years ago
visibility:
secret

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