Main.cc:35:1: error: stray ‘\302’ in program © 渡课 OJ 2019 ^ Main.cc:35:2: error: stray ‘\251’ in program © 渡课 OJ 2019 ^ Main.cc:35:4: error: stray ‘\346’ in program © 渡课 OJ 2019 ^ Main.cc:35:5: error: stray ‘\270’ in program © 渡课 OJ 2019 ^ Main.cc:35:6: error: stray ‘\241’ in program © 渡课 OJ 2019 ^ Main.cc:35:7: error: stray ‘\350’ in program © 渡课 OJ 2019 ^ Main.cc:35:8: error: stray ‘\257’ in program © 渡课 OJ 2019 ^ Main.cc:35:9: error: stray ‘\276’ in program © 渡课 OJ 2019 ^ Main.cc:35:11: error: ‘OJ’ does not name a type © 渡课 OJ 2019 ^~ Main.cc: In function ‘int main()’: Main.cc:4:7: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] scanf("%d",&a); ~~~~~^~~~~~~~~