Borderou de evaluare (job #692780)

Compilare: main.c: In function 'main': main.c:42:39: warning: array subscript has type 'char' [-Wchar-subscripts] 42 | if(mat[j][f[i][1]] >= 1 && mat[j][f[i][2]] >= 1) { | ~~~~^~~ main.c:42:63: warning: array subscript has type 'char' [-Wchar-subscripts] 42 | if(mat[j][f[i][1]] >= 1 && mat[j][f[i][2]] >= 1) { | ~~~~^~~ main.c:50:42: warning: array subscript has type 'char' [-Wchar-subscripts] 50 | } else if(mat[j][f[i][1]] >= 2) { | ~~~~^~~ main.c:40:19: warning: suggest explicit braces to avoid ambiguous 'else' [-Wdangling-else] 40 | if(f[j][0] == 0) | ^ main.c:10:5: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 10 | fscanf(fin, "%d%d", &cer, &n); | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.c:12:9: warning: ignoring return value of 'fscanf' declared with attribute 'warn_unused_result' [-Wunused-result] 12 | fscanf(fin, "%d", &a); | ^~~~~~~~~~~~~~~~~~~~~ main.c:48:36: warning: 'nrr' may be used uninitialized in this function [-Wmaybe-uninitialized] 48 | nrr++; | ~~~^~