charlie-chaing

#include <iostream>
using namespace std;

int main() {
    int score = 101;
    if (score < 0 || score > 100) {
        cout << "缺考";
    }else if (score >= 0 && score >= 60 ) {
        cout << "及格！";
    } else if (score >= 0 && score < 60) {

charlie-chaing

#include <iostream>
using namespace std;

int main() {
    int a = 1;
    if (a = 1) {
        cout << "*";
    } else if (a = 2) {
        cout << "**" << endl <<"**";
    } else if (a = 3) {

charlie-chaing

#include <iostream>
using namespace std;

  int main() {
    int score=80;

    if (score >= 80) {
        cout << "高分！" << endl;
    } else if (score >= 60) {
        cout << "及格！" << endl;