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#include <stdio.h> int main() { for (int i = 1; i <= 9; i++) { for (int j = 1; j <= i; j++) { printf("%02d*%02d=%02d ",j,i,i*j);//%02d两位数,只有一位数数左边补0 使得更美观 } printf("\n");//打印一行换行 } return 0; }