#include <stdio.h>
//再帰を用いて1からnまでの二乗和1^2 + 2^2 + 3^2 + ... + n^2を計算する
int rec(int n){
if (n == 1){
return 1;
}
else{
return rec(n-1)+n*n;
}
}
int main(void) {
int n = 4;
for(int i=1;i<=n;i++){
printf("1から%dまでの二乗和の値は%d\n", i
, rec
(i
)); }
return 0;
}
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