Borderou de evaluare (job #859550)

Eroare de compilare: main.c:2:33: warning: no semicolon at end of struct or union 2 | typedef struct interval{ int a,b} interval; | ^ main.c: In function 'main': main.c:22:5: error: implicit declaration of function 'qsort' [-Wimplicit-function-declaration] 22 | qsort(v,n,sizeof(interval),cmp); | ^~~~~ main.c:35:55: error: 'return' with no value, in function returning non-void [-Wreturn-mismatch] 35 | if(a<v[i].a){fprintf(g,"%d",-1);fclose(g);return;} | ^~~~~~ main.c:11:5: note: declared here 11 | int main(){ | ^~~~ main.c:15:5: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 15 | fscanf(f,"%d %d %d ",&a,&b,&n ); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:18:9: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 18 | fscanf(f,"%d %d",&v[i].a,&v[i].b); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~