View Compilation Error

0_0_38812877_25729.cpp: In function 'int main()':
0_0_38812877_25729.cpp:18:41: error: expected '}' at end of input
   18 |                 scanf("%lld%lld",&n,&m);
      |                                         ^
0_0_38812877_25729.cpp:17:9: note: to match this '{'
   17 |         {
      |         ^
0_0_38812877_25729.cpp:18:41: error: expected '}' at end of input
   18 |                 scanf("%lld%lld",&n,&m);
      |                                         ^
0_0_38812877_25729.cpp:15:1: note: to match this '{'
   15 | {
      | ^