fixcol
void fixcol(int, int, int, int, int);
fixcol(r + inc * (nv - n * 5), nc, abs(ov - nv), ' ', inc);
fixcol(r + inc * (ov - o * 5), nc, abs(ov - nv), col, inc);
fixcol(r, c, abs(nv - 5), col, inc);
fixcol(r+inc*ov, c+1, abs(ov-5), col, inc);
fixcol(r, c, abs(ov - 5), ' ', inc);
fixcol(r+inc*nv, c+1, abs(nv-5), ' ', inc);
fixcol(r+inc*(ov-5), c, abs(ov-10), col, inc);
fixcol(r, c + 2, abs(nv - 10), col, inc);
fixcol(r+inc*(nv-5), c, abs(nv-10), ' ', inc);
fixcol(r, c + 2, abs(ov - 10), ' ', inc);
fixcol(r+inc*(ov%5), c+o, abs(5*n-ov), col, inc);
fixcol(r, c+n, abs(5*n-nv), col, inc);
fixcol(r+inc*(nv%5), c+n, abs(5*n-nv), ' ', inc);
fixcol(r, c+o, abs(5*o-ov), ' ', inc);
fixcol(r, c + 1, nv, new > 0 ? 'r' : 'w', inc);
fixcol(r + inc * new, c + 1, abs(old + new), ' ', inc);