Compilare: main.cpp: In function 'void Gasire_Min()': main.cpp:129:91: warning: array subscript has type 'char' [-Wchar-subscripts] if (i != j && data[i].marcat == 0 && data[j].marcat == 0 && p[data[j].nume[0]] == p[data[i].nume[strlen(data[i].nume)-1]] + 1) ^ main.cpp:129:134: warning: array subscript has type 'char' [-Wchar-subscripts] if (i != j && data[i].marcat == 0 && data[j].marcat == 0 && p[data[j].nume[0]] == p[data[i].nume[strlen(data[i].nume)-1]] + 1) ^ main.cpp: In function 'int main()': main.cpp:264:21: warning: array subscript has type 'char' [-Wchar-subscripts] p[cuv[k]] = k; ^ main.cpp:282:28: warning: converting to non-pointer type 'char' from NULL [-Wconversion-null] s[1] = NULL; ^~~~ main.cpp:227:41: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%d %d %d",&cerinta,&n,&m); ^ main.cpp:228:24: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%s",cuv); ^ main.cpp:232:29: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%s",a[i]); ^ main.cpp:233:27: warning: ignoring return value of 'int fscanf(FILE*, const char*, ...)', declared with attribute warn_unused_result [-Wunused-result] fscanf(in,"%c",&c); ^ main.cpp: In function 'void Gasire_Min()': main.cpp:147:21: warning: 'j1' may be used uninitialized in this function [-Wmaybe-uninitialized] data[j1].marcat = true; ~~~~~~~~~~~~~~~~^~~~~~ main.cpp:146:21: warning: 'i1' may be used uninitialized in this function [-Wmaybe-uninitialized] data[i1].marcat = true; ~~~~~~~~~~~~~~~~^~~~~~ main.cpp:149:20: warning: 'y2' may be used uninitialized in this function [-Wmaybe-uninitialized] Lee(x2,y2,mat2); ^ main.cpp:149:20: warning: 'x2' may be used uninitialized in this function [-Wmaybe-uninitialized] main.cpp:148:20: warning: 'y1' may be used uninitialized in this function [-Wmaybe-uninitialized] Lee(x1,y1,mat1); ^ main.cpp:148:20: warning: 'x1' may be used uninitialized in this function [-Wmaybe-uninitialized]