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  1. #include <stdio.h>
  2.  
  3. int main(void) {
  4.     int i, j;
  5.  
  6.     for (i = 0; i < 11; i++) {
  7.         // 11 から i を引くことで、最初は11個、次は10個...となる
  8.         for (j = 0; j < 11 - i; j++) {
  9.             printf("#");
  10.         }
  11.         printf("\n");
  12.     }
  13.  
  14.     return 0;
  15. }
Success #stdin #stdout 0.01s 5320KB
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stdin
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Standard input is empty
stdout
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###########
##########
#########
########
#######
######
#####
####
###
##
#
https://ideone.com/wVEY3G
language:
C (gcc 8.3)
created:
7 hours ago
visibility:
public

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