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  1. #include<stdio.h>
  2. #include<stdlib.h>
  3. #include<string.h>
  4.  
  5. int main(int argc, char **argv)
  6. {
  7.    int i,j,max;
  8.    int *lengths;
  9.  
  10.    if (argc > 1) {
  11.       // space on the heap to store the lengths of all the input arguments
  12.       lengths = (int *) malloc( (argc-1) * sizeof(int) );
  13.  
  14.       // compute the lengths of all the arguments and remember the maximum
  15.       for (i=1; i < argc; i++) {
  16.          lengths[i-1] = strlen(argv[i]);
  17.          if (lengths[i-1] > max)
  18.             max = lengths[i-1];
  19.       }
  20.  
  21.       // print all the letters
  22.       for (j=0; j < max; j++) {
  23.          for (i=1; i < argc; i++) {
  24.             if (j <= lengths[i-1])
  25.                printf("%c ", argv[i][j]);
  26.             else
  27.                printf("  ");
  28.          }
  29.          printf("\n");
  30.       }
  31.    }
  32.  
  33.    return 0;
  34. }
  35.  
Success #stdin #stdout 0s 5296KB
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https://ideone.com/AXxitl
language:
C (gcc 8.3)
created:
30 days ago
visibility:
public

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