solD.cpp: In function ‘int main()’:
solD.cpp:183:8: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  183 |   scanf("%d",&qn);
      |   ~~~~~^~~~~~~~~~
solD.cpp:188:10: warning: ignoring return value of ‘int scanf(const char*, ...)’ declared with attribute ‘warn_unused_result’ [-Wunused-result]
  188 |     scanf(" %c%d",&c,&a);
      |     ~~~~~^~~~~~~~~~~~~~~