sushi.cpp: In function 'int main()':
sushi.cpp:15:12: warning: unused variable 'j' [-Wunused-variable]
int i, j;
^
sushi.cpp:17:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d", &N, &Q);
~~~~~^~~~~~~~~~~~~~~~
sushi.cpp:20:43: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
for(i=1; i<=N; i++) scanf("%d", &A[i]), PQ.push(A[i]);
~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~
sushi.cpp:24:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
scanf("%d%d%d", &S, &T, &P);
~~~~~^~~~~~~~~~~~~~~~~~~~~~