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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4. 	/*int n;
  5.     printf("Enter the columns: \n");
  6.     scanf("%d",&n);*/
  7.     int m;
  8.     printf("Enter the rows: \n");
  9.     scanf("%d",&m);
  10.  
  11.     for(int i=1;i<=m;i++){
  12.          int a=65;
  13.  
  14.         for(int j=1;j<=i;j++){
  15.               if(i%2==0){
  16.                  char ch=(char)a;  
  17.                  printf("%c ",ch);
  18.                  a++;
  19.               }
  20.              else
  21.                 printf("%d ",i);
  22.  
  23.          }
  24.          printf("\n");
  25.  
  26.     }
  27.  
  28.  
  29. 	return 0;
  30. }
  31.  
Success #stdin #stdout 0s 5316KB
comments (?)
stdin
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5
stdout
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Enter the rows: 
1 
A B 
3 3 3 
A B C D 
5 5 5 5 5
https://ideone.com/J90bsm
language:
C (gcc 8.3)
created:
18 days ago
visibility:
public

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