View Compilation Error

0_0_18164563_25630.c:4:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'int'
 inline int q2(int a) {
        ^
0_0_18164563_25630.c:7:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'int'
 inline int getdist(int a1, int a2) {
        ^
0_0_18164563_25630.c:10:8: error: expected '=', ',', ';', 'asm' or '__attribute__' before 'int'
 inline int check(int a, int b, int c, int d) {
        ^
0_0_18164563_25630.c: In function 'main':
0_0_18164563_25630.c:37:5: error: expected expression before '/' token
     //freopen("in.txt", "r", stdin);
     ^