foo.cc: In function 'int main()':
foo.cc:27:11: error: a function-definition is not allowed here before '{' token
int main(){
^
foo.cc:61:1: error: expected '}' at end of input
}
^
foo.cc:6:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d",&n,&m);
~~~~~^~~~~~~~~~~~~~
foo.cc:8:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d",&num[i]);
~~~~~^~~~~~~~~~~~~~
foo.cc:11:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d",&opt[j]);
~~~~~^~~~~~~~~~~~~~
foo.cc:13:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d",&l[j],&r[j],&v[j]);
~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
foo.cc:19:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d",&l[j],&r[j]);
~~~~~^~~~~~~~~~~~~~~~~~~~
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