【每日刷題】數據結構起步自測題 自測-1 打印沙漏

題目描述： //自測-1 #include <stdio.h> int main ( void ) { int n; char c; scanf( "%d %c", &n, &c ); int row = 1, max_len = 1, sum; sum = 1; while( sum <= n ){ max_len += 2; row++; sum += max_len

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