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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.  
  5. 	for(int i=1;i<=8;i++){
  6. 		for(int j=1;j<=8;j++){
  7.  
  8. 		if(j%2==0){
  9. 			printf("■");
  10. 		}else{
  11. 			printf("□");
  12. 		}
  13. 		}
  14. 		printf("\n");
  15. 	}
  16. 	return 0;
  17. }
  18.  
Success #stdin #stdout 0s 5316KB
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stdin
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Standard input is empty
stdout
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□■□■□■□■
□■□■□■□■
□■□■□■□■
□■□■□■□■
□■□■□■□■
□■□■□■□■
□■□■□■□■
□■□■□■□■
https://ideone.com/9nfCVu
language:
C (gcc 8.3)
created:
12 hours ago
visibility:
public

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