运行 ID: 143557

Main.cc: In function ‘int main()’:
Main.cc:7:13: warning: unused variable ‘res’ [-Wunused-variable]
     int t,m,res=-1;
             ^~~
Main.cc:26:13: error: expected ‘}’ at end of input
     return 0;
             ^
Main.cc:8:10: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
     scanf("%d%d",&t,&m);
     ~~~~~^~~~~~~~~~~~~~
Main.cc:11:14: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
         scanf("%d%d",&w[i],&val[i]);
         ~~~~~^~~~~~~~~~~~~~~~~~~~~~