triusis.cpp: In function 'void usaco()':
triusis.cpp:30:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
30 | freopen("/media/hariaakash646/785EF1075EF0BF46/CompetitiveProgramming/input.in", "r", stdin);
| ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
triusis.cpp: In function 'int main()':
triusis.cpp:5:21: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
5 | #define scd(t) scanf("%d", &t)
| ~~~~~^~~~~~~~~~
triusis.cpp:37:5: note: in expansion of macro 'scd'
37 | scd(n);
| ^~~
triusis.cpp:5:21: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
5 | #define scd(t) scanf("%d", &t)
| ~~~~~^~~~~~~~~~
triusis.cpp:38:5: note: in expansion of macro 'scd'
38 | scd(m);
| ^~~
triusis.cpp:5:21: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
5 | #define scd(t) scanf("%d", &t)
| ~~~~~^~~~~~~~~~
triusis.cpp:42:9: note: in expansion of macro 'scd'
42 | scd(a);
| ^~~