Eroare de compilare: main.cpp: In function 'bool sortdupaexistenta(studentcugrasime, studentcugrasime)': main.cpp:27:18: error: 'struct studentcugrasime' has no member named 'exista' 27 | return a.exista; | ^~~~~~ main.cpp: In function 'int main()': main.cpp:86:53: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 86 | if(n2!=n4 && n4!=n3 && n4!=g1 || n4!=h1) | ~~~~~~~~~~~~~~~~~^~~~~~~~~ main.cpp:81:27: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 81 | if(g3>0) | ^ Non zero exit status: 1